21515754

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{5869}}^1$

素因数の和:5934

約数の個数: 32

約数和(自身を含む): 47335680

約数和(自身を除く): 25819926

約数列:

[1, 2, 3, 6, 13, 26, 39, 47, 78, 94, 141, 282, 611, 1222, 1833, 3666, 5869, 11738, 17607, 35214, 76297, 152594, 228891, 275843, 457782, 551686, 827529, 1655058, 3585959, 7171918, 10757877, 21515754]

約数ペア:

[(1, 21515754), (2, 10757877), (3, 7171918), (6, 3585959), (13, 1655058), (26, 827529), (39, 551686), (47, 457782), (78, 275843), (94, 228891), (141, 152594), (282, 76297), (611, 35214), (1222, 17607), (1833, 11738), (3666, 5869)]