21366124

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{251}}^1\times {\mathrm{1637}}^1$

素因数の和:1905

約数の個数: 24

約数和(自身を含む): 40452048

約数和(自身を除く): 19085924

約数列:

[1, 2, 4, 13, 26, 52, 251, 502, 1004, 1637, 3263, 3274, 6526, 6548, 13052, 21281, 42562, 85124, 410887, 821774, 1643548, 5341531, 10683062, 21366124]

約数ペア:

[(1, 21366124), (2, 10683062), (4, 5341531), (13, 1643548), (26, 821774), (52, 410887), (251, 85124), (502, 42562), (1004, 21281), (1637, 13052), (3263, 6548), (3274, 6526)]