21817570

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{3271}}^1$

素因数の和:3330

約数の個数: 32

約数和(自身を含む): 42405120

約数和(自身を除く): 20587550

約数列:

[1, 2, 5, 10, 23, 29, 46, 58, 115, 145, 230, 290, 667, 1334, 3271, 3335, 6542, 6670, 16355, 32710, 75233, 94859, 150466, 189718, 376165, 474295, 752330, 948590, 2181757, 4363514, 10908785, 21817570]

約数ペア:

[(1, 21817570), (2, 10908785), (5, 4363514), (10, 2181757), (23, 948590), (29, 752330), (46, 474295), (58, 376165), (115, 189718), (145, 150466), (230, 94859), (290, 75233), (667, 32710), (1334, 16355), (3271, 6670), (3335, 6542)]