21162008

素因数分解:

$2^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{22229}}^1$

素因数の和:22259

約数の個数: 32

約数和(自身を含む): 48016800

約数和(自身を除く): 26854792

約数列:

[1, 2, 4, 7, 8, 14, 17, 28, 34, 56, 68, 119, 136, 238, 476, 952, 22229, 44458, 88916, 155603, 177832, 311206, 377893, 622412, 755786, 1244824, 1511572, 2645251, 3023144, 5290502, 10581004, 21162008]

約数ペア:

[(1, 21162008), (2, 10581004), (4, 5290502), (7, 3023144), (8, 2645251), (14, 1511572), (17, 1244824), (28, 755786), (34, 622412), (56, 377893), (68, 311206), (119, 177832), (136, 155603), (238, 88916), (476, 44458), (952, 22229)]