21274422

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{6343}}^1$

素因数の和:6404

約数の個数: 32

約数和(自身を含む): 46894848

約数和(自身を除く): 25620426

約数列:

[1, 2, 3, 6, 13, 26, 39, 43, 78, 86, 129, 258, 559, 1118, 1677, 3354, 6343, 12686, 19029, 38058, 82459, 164918, 247377, 272749, 494754, 545498, 818247, 1636494, 3545737, 7091474, 10637211, 21274422]

約数ペア:

[(1, 21274422), (2, 10637211), (3, 7091474), (6, 3545737), (13, 1636494), (26, 818247), (39, 545498), (43, 494754), (78, 272749), (86, 247377), (129, 164918), (258, 82459), (559, 38058), (1118, 19029), (1677, 12686), (3354, 6343)]