21269976

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{9739}}^1$

素因数の和:9768

約数の個数: 64

約数和(自身を含む): 65452800

約数和(自身を除く): 44182824

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 21, 24, 26, 28, 39, 42, 52, 56, 78, 84, 91, 104, 156, 168, 182, 273, 312, 364, 546, 728, 1092, 2184, 9739, 19478, 29217, 38956, 58434, 68173, 77912, 116868, 126607, 136346, 204519, 233736, 253214, 272692, 379821, 409038, 506428, 545384, 759642, 818076, 886249, 1012856, 1519284, 1636152, 1772498, 2658747, 3038568, 3544996, 5317494, 7089992, 10634988, 21269976]

約数ペア:

[(1, 21269976), (2, 10634988), (3, 7089992), (4, 5317494), (6, 3544996), (7, 3038568), (8, 2658747), (12, 1772498), (13, 1636152), (14, 1519284), (21, 1012856), (24, 886249), (26, 818076), (28, 759642), (39, 545384), (42, 506428), (52, 409038), (56, 379821), (78, 272692), (84, 253214), (91, 233736), (104, 204519), (156, 136346), (168, 126607), (182, 116868), (273, 77912), (312, 68173), (364, 58434), (546, 38956), (728, 29217), (1092, 19478), (2184, 9739)]