21797100

素因数分解:

$2^2\times 3^6\times 5^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1$

素因数の和:68

約数の個数: 252

約数和(自身を含む): 79692816

約数和(自身を除く): 57895716

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 23, 25, 26, 27, 30, 36, 39, 45, 46, 50, 52, 54, 60, 65, 69, 75, 78, 81, 90, 92, 100, 108, 115, 117, 130, 135, 138, 150, 156, 162, 180, 195, 207, 225, 230, 234, 243, 260, 270, 276, 299, 300, 324, 325, 345, 351, 390, 405, 414, 450, 460, 468, 486, 540, 575, 585, 598, 621, 650, 675, 690, 702, 729, 780, 810, 828, 897, 900, 972, 975, 1035, 1053, 1150, 1170, 1196, 1215, 1242, 1300, 1350, 1380, 1404, 1458, 1495, 1620, 1725, 1755, 1794, 1863, 1950, 2025, 2070, 2106, 2300, 2340, 2430, 2484, 2691, 2700, 2916, 2925, 2990, 3105, 3159, 3450, 3510, 3588, 3645, 3726, 3900, 4050, 4140, 4212, 4485, 4860, 5175, 5265, 5382, 5589, 5850, 5980, 6075, 6210, 6318, 6900, 7020, 7290, 7452, 7475, 8073, 8100, 8775, 8970, 9315, 9477, 10350, 10530, 10764, 11178, 11700, 12150, 12420, 12636, 13455, 14580, 14950, 15525, 15795, 16146, 16767, 17550, 17940, 18225, 18630, 18954, 20700, 21060, 22356, 22425, 24219, 24300, 26325, 26910, 27945, 29900, 31050, 31590, 32292, 33534, 35100, 36450, 37260, 37908, 40365, 44850, 46575, 47385, 48438, 52650, 53820, 55890, 62100, 63180, 67068, 67275, 72657, 72900, 78975, 80730, 83835, 89700, 93150, 94770, 96876, 105300, 111780, 121095, 134550, 139725, 145314, 157950, 161460, 167670, 186300, 189540, 201825, 217971, 236925, 242190, 269100, 279450, 290628, 315900, 335340, 363285, 403650, 419175, 435942, 473850, 484380, 558900, 605475, 726570, 807300, 838350, 871884, 947700, 1089855, 1210950, 1453140, 1676700, 1816425, 2179710, 2421900, 3632850, 4359420, 5449275, 7265700, 10898550, 21797100]

約数ペア:

[(1, 21797100), (2, 10898550), (3, 7265700), (4, 5449275), (5, 4359420), (6, 3632850), (9, 2421900), (10, 2179710), (12, 1816425), (13, 1676700), (15, 1453140), (18, 1210950), (20, 1089855), (23, 947700), (25, 871884), (26, 838350), (27, 807300), (30, 726570), (36, 605475), (39, 558900), (45, 484380), (46, 473850), (50, 435942), (52, 419175), (54, 403650), (60, 363285), (65, 335340), (69, 315900), (75, 290628), (78, 279450), (81, 269100), (90, 242190), (92, 236925), (100, 217971), (108, 201825), (115, 189540), (117, 186300), (130, 167670), (135, 161460), (138, 157950), (150, 145314), (156, 139725), (162, 134550), (180, 121095), (195, 111780), (207, 105300), (225, 96876), (230, 94770), (234, 93150), (243, 89700), (260, 83835), (270, 80730), (276, 78975), (299, 72900), (300, 72657), (324, 67275), (325, 67068), (345, 63180), (351, 62100), (390, 55890), (405, 53820), (414, 52650), (450, 48438), (460, 47385), (468, 46575), (486, 44850), (540, 40365), (575, 37908), (585, 37260), (598, 36450), (621, 35100), (650, 33534), (675, 32292), (690, 31590), (702, 31050), (729, 29900), (780, 27945), (810, 26910), (828, 26325), (897, 24300), (900, 24219), (972, 22425), (975, 22356), (1035, 21060), (1053, 20700), (1150, 18954), (1170, 18630), (1196, 18225), (1215, 17940), (1242, 17550), (1300, 16767), (1350, 16146), (1380, 15795), (1404, 15525), (1458, 14950), (1495, 14580), (1620, 13455), (1725, 12636), (1755, 12420), (1794, 12150), (1863, 11700), (1950, 11178), (2025, 10764), (2070, 10530), (2106, 10350), (2300, 9477), (2340, 9315), (2430, 8970), (2484, 8775), (2691, 8100), (2700, 8073), (2916, 7475), (2925, 7452), (2990, 7290), (3105, 7020), (3159, 6900), (3450, 6318), (3510, 6210), (3588, 6075), (3645, 5980), (3726, 5850), (3900, 5589), (4050, 5382), (4140, 5265), (4212, 5175), (4485, 4860)]