21451716

素因数分解:

$2^2\times 3^4\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{463}}^1$

素因数の和:503

約数の個数: 120

約数和(自身を含む): 66025344

約数和(自身を除く): 44573628

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 13, 18, 22, 26, 27, 33, 36, 39, 44, 52, 54, 66, 78, 81, 99, 108, 117, 132, 143, 156, 162, 198, 234, 286, 297, 324, 351, 396, 429, 463, 468, 572, 594, 702, 858, 891, 926, 1053, 1188, 1287, 1389, 1404, 1716, 1782, 1852, 2106, 2574, 2778, 3564, 3861, 4167, 4212, 5093, 5148, 5556, 6019, 7722, 8334, 10186, 11583, 12038, 12501, 15279, 15444, 16668, 18057, 20372, 23166, 24076, 25002, 30558, 36114, 37503, 45837, 46332, 50004, 54171, 61116, 66209, 72228, 75006, 91674, 108342, 132418, 137511, 150012, 162513, 183348, 198627, 216684, 264836, 275022, 325026, 397254, 412533, 487539, 550044, 595881, 650052, 794508, 825066, 975078, 1191762, 1650132, 1787643, 1950156, 2383524, 3575286, 5362929, 7150572, 10725858, 21451716]

約数ペア:

[(1, 21451716), (2, 10725858), (3, 7150572), (4, 5362929), (6, 3575286), (9, 2383524), (11, 1950156), (12, 1787643), (13, 1650132), (18, 1191762), (22, 975078), (26, 825066), (27, 794508), (33, 650052), (36, 595881), (39, 550044), (44, 487539), (52, 412533), (54, 397254), (66, 325026), (78, 275022), (81, 264836), (99, 216684), (108, 198627), (117, 183348), (132, 162513), (143, 150012), (156, 137511), (162, 132418), (198, 108342), (234, 91674), (286, 75006), (297, 72228), (324, 66209), (351, 61116), (396, 54171), (429, 50004), (463, 46332), (468, 45837), (572, 37503), (594, 36114), (702, 30558), (858, 25002), (891, 24076), (926, 23166), (1053, 20372), (1188, 18057), (1287, 16668), (1389, 15444), (1404, 15279), (1716, 12501), (1782, 12038), (1852, 11583), (2106, 10186), (2574, 8334), (2778, 7722), (3564, 6019), (3861, 5556), (4167, 5148), (4212, 5093)]