21082950

素因数分解:

$2^1\times 3^3\times 5^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{97}}^1$

素因数の和:148

約数の個数: 192

約数和(自身を含む): 69995520

約数和(自身を除く): 48912570

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 23, 25, 27, 30, 35, 42, 45, 46, 50, 54, 63, 69, 70, 75, 90, 97, 105, 115, 126, 135, 138, 150, 161, 175, 189, 194, 207, 210, 225, 230, 270, 291, 315, 322, 345, 350, 378, 414, 450, 483, 485, 525, 575, 582, 621, 630, 675, 679, 690, 805, 873, 945, 966, 970, 1035, 1050, 1150, 1242, 1350, 1358, 1449, 1455, 1575, 1610, 1725, 1746, 1890, 2037, 2070, 2231, 2415, 2425, 2619, 2898, 2910, 3105, 3150, 3395, 3450, 4025, 4074, 4347, 4365, 4462, 4725, 4830, 4850, 5175, 5238, 6111, 6210, 6693, 6790, 7245, 7275, 8050, 8694, 8730, 9450, 10185, 10350, 11155, 12075, 12222, 13095, 13386, 14490, 14550, 15525, 15617, 16975, 18333, 20079, 20370, 21735, 21825, 22310, 24150, 26190, 30555, 31050, 31234, 33465, 33950, 36225, 36666, 40158, 43470, 43650, 46851, 50925, 55775, 60237, 61110, 65475, 66930, 72450, 78085, 91665, 93702, 100395, 101850, 108675, 111550, 120474, 130950, 140553, 152775, 156170, 167325, 183330, 200790, 217350, 234255, 281106, 301185, 305550, 334650, 390425, 421659, 458325, 468510, 501975, 602370, 702765, 780850, 843318, 916650, 1003950, 1171275, 1405530, 1505925, 2108295, 2342550, 3011850, 3513825, 4216590, 7027650, 10541475, 21082950]

約数ペア:

[(1, 21082950), (2, 10541475), (3, 7027650), (5, 4216590), (6, 3513825), (7, 3011850), (9, 2342550), (10, 2108295), (14, 1505925), (15, 1405530), (18, 1171275), (21, 1003950), (23, 916650), (25, 843318), (27, 780850), (30, 702765), (35, 602370), (42, 501975), (45, 468510), (46, 458325), (50, 421659), (54, 390425), (63, 334650), (69, 305550), (70, 301185), (75, 281106), (90, 234255), (97, 217350), (105, 200790), (115, 183330), (126, 167325), (135, 156170), (138, 152775), (150, 140553), (161, 130950), (175, 120474), (189, 111550), (194, 108675), (207, 101850), (210, 100395), (225, 93702), (230, 91665), (270, 78085), (291, 72450), (315, 66930), (322, 65475), (345, 61110), (350, 60237), (378, 55775), (414, 50925), (450, 46851), (483, 43650), (485, 43470), (525, 40158), (575, 36666), (582, 36225), (621, 33950), (630, 33465), (675, 31234), (679, 31050), (690, 30555), (805, 26190), (873, 24150), (945, 22310), (966, 21825), (970, 21735), (1035, 20370), (1050, 20079), (1150, 18333), (1242, 16975), (1350, 15617), (1358, 15525), (1449, 14550), (1455, 14490), (1575, 13386), (1610, 13095), (1725, 12222), (1746, 12075), (1890, 11155), (2037, 10350), (2070, 10185), (2231, 9450), (2415, 8730), (2425, 8694), (2619, 8050), (2898, 7275), (2910, 7245), (3105, 6790), (3150, 6693), (3395, 6210), (3450, 6111), (4025, 5238), (4074, 5175), (4347, 4850), (4365, 4830), (4462, 4725)]