21480198791028

素因数分解:

$2^2\times 3^1\times {\mathrm{139}}^1\times {\mathrm{31019}}^1\times {\mathrm{415159}}^1$

素因数の和:446324

約数の個数: 48

約数和(自身を含む): 50482791744000

約数和(自身を除く): 29002592952972

約数列:

[1, 2, 3, 4, 6, 12, 139, 278, 417, 556, 834, 1668, 31019, 62038, 93057, 124076, 186114, 372228, 415159, 830318, 1245477, 1660636, 2490954, 4311641, 4981908, 8623282, 12934923, 17246564, 25869846, 51739692, 57707101, 115414202, 173121303, 230828404, 346242606, 692485212, 12877817021, 25755634042, 38633451063, 51511268084, 77266902126, 154533804252, 1790016565919, 3580033131838, 5370049697757, 7160066263676, 10740099395514, 21480198791028]

約数ペア:

[(1, 21480198791028), (2, 10740099395514), (3, 7160066263676), (4, 5370049697757), (6, 3580033131838), (12, 1790016565919), (139, 154533804252), (278, 77266902126), (417, 51511268084), (556, 38633451063), (834, 25755634042), (1668, 12877817021), (31019, 692485212), (62038, 346242606), (93057, 230828404), (124076, 173121303), (186114, 115414202), (372228, 57707101), (415159, 51739692), (830318, 25869846), (1245477, 17246564), (1660636, 12934923), (2490954, 8623282), (4311641, 4981908)]