21173110

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{13151}}^1$

素因数の和:13188

約数の個数: 32

約数和(自身を含む): 45453312

約数和(自身を除く): 24280202

約数列:

[1, 2, 5, 7, 10, 14, 23, 35, 46, 70, 115, 161, 230, 322, 805, 1610, 13151, 26302, 65755, 92057, 131510, 184114, 302473, 460285, 604946, 920570, 1512365, 2117311, 3024730, 4234622, 10586555, 21173110]

約数ペア:

[(1, 21173110), (2, 10586555), (5, 4234622), (7, 3024730), (10, 2117311), (14, 1512365), (23, 920570), (35, 604946), (46, 460285), (70, 302473), (115, 184114), (161, 131510), (230, 92057), (322, 65755), (805, 26302), (1610, 13151)]