21428782668

素因数分解:

$2^2\times 3^2\times {\mathrm{151}}^1\times {\mathrm{617}}^1\times {\mathrm{6389}}^1$

素因数の和:7167

約数の個数: 72

約数和(自身を含む): 54622844640

約数和(自身を除く): 33194061972

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 151, 302, 453, 604, 617, 906, 1234, 1359, 1812, 1851, 2468, 2718, 3702, 5436, 5553, 6389, 7404, 11106, 12778, 19167, 22212, 25556, 38334, 57501, 76668, 93167, 115002, 186334, 230004, 279501, 372668, 559002, 838503, 964739, 1118004, 1677006, 1929478, 2894217, 3354012, 3858956, 3942013, 5788434, 7884026, 8682651, 11576868, 11826039, 15768052, 17365302, 23652078, 34730604, 35478117, 47304156, 70956234, 141912468, 595243963, 1190487926, 1785731889, 2380975852, 3571463778, 5357195667, 7142927556, 10714391334, 21428782668]

約数ペア:

[(1, 21428782668), (2, 10714391334), (3, 7142927556), (4, 5357195667), (6, 3571463778), (9, 2380975852), (12, 1785731889), (18, 1190487926), (36, 595243963), (151, 141912468), (302, 70956234), (453, 47304156), (604, 35478117), (617, 34730604), (906, 23652078), (1234, 17365302), (1359, 15768052), (1812, 11826039), (1851, 11576868), (2468, 8682651), (2718, 7884026), (3702, 5788434), (5436, 3942013), (5553, 3858956), (6389, 3354012), (7404, 2894217), (11106, 1929478), (12778, 1677006), (19167, 1118004), (22212, 964739), (25556, 838503), (38334, 559002), (57501, 372668), (76668, 279501), (93167, 230004), (115002, 186334)]