21715692

素因数分解:

$2^2\times 3^1\times {\mathrm{47}}^1\times {\mathrm{139}}^1\times {\mathrm{277}}^1$

素因数の和:470

約数の個数: 48

約数和(自身を含む): 52308480

約数和(自身を除く): 30592788

約数列:

[1, 2, 3, 4, 6, 12, 47, 94, 139, 141, 188, 277, 278, 282, 417, 554, 556, 564, 831, 834, 1108, 1662, 1668, 3324, 6533, 13019, 13066, 19599, 26038, 26132, 38503, 39057, 39198, 52076, 77006, 78114, 78396, 115509, 154012, 156228, 231018, 462036, 1809641, 3619282, 5428923, 7238564, 10857846, 21715692]

約数ペア:

[(1, 21715692), (2, 10857846), (3, 7238564), (4, 5428923), (6, 3619282), (12, 1809641), (47, 462036), (94, 231018), (139, 156228), (141, 154012), (188, 115509), (277, 78396), (278, 78114), (282, 77006), (417, 52076), (554, 39198), (556, 39057), (564, 38503), (831, 26132), (834, 26038), (1108, 19599), (1662, 13066), (1668, 13019), (3324, 6533)]