21274162

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{2851}}^1$

素因数の和:2914

約数の個数: 32

約数和(自身を含む): 40247424

約数和(自身を除く): 18973262

約数列:

[1, 2, 7, 13, 14, 26, 41, 82, 91, 182, 287, 533, 574, 1066, 2851, 3731, 5702, 7462, 19957, 37063, 39914, 74126, 116891, 233782, 259441, 518882, 818237, 1519583, 1636474, 3039166, 10637081, 21274162]

約数ペア:

[(1, 21274162), (2, 10637081), (7, 3039166), (13, 1636474), (14, 1519583), (26, 818237), (41, 518882), (82, 259441), (91, 233782), (182, 116891), (287, 74126), (533, 39914), (574, 37063), (1066, 19957), (2851, 7462), (3731, 5702)]