21377484

素因数分解:

$2^2\times 3^2\times {\mathrm{191}}^1\times {\mathrm{3109}}^1$

素因数の和:3310

約数の個数: 36

約数和(自身を含む): 54337920

約数和(自身を除く): 32960436

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 191, 382, 573, 764, 1146, 1719, 2292, 3109, 3438, 6218, 6876, 9327, 12436, 18654, 27981, 37308, 55962, 111924, 593819, 1187638, 1781457, 2375276, 3562914, 5344371, 7125828, 10688742, 21377484]

約数ペア:

[(1, 21377484), (2, 10688742), (3, 7125828), (4, 5344371), (6, 3562914), (9, 2375276), (12, 1781457), (18, 1187638), (36, 593819), (191, 111924), (382, 55962), (573, 37308), (764, 27981), (1146, 18654), (1719, 12436), (2292, 9327), (3109, 6876), (3438, 6218)]