21246844

素因数分解:

$2^2\times {\mathrm{59}}^1\times {\mathrm{197}}^1\times {\mathrm{457}}^1$

素因数の和:717

約数の個数: 24

約数和(自身を含む): 38087280

約数和(自身を除く): 16840436

約数列:

[1, 2, 4, 59, 118, 197, 236, 394, 457, 788, 914, 1828, 11623, 23246, 26963, 46492, 53926, 90029, 107852, 180058, 360116, 5311711, 10623422, 21246844]

約数ペア:

[(1, 21246844), (2, 10623422), (4, 5311711), (59, 360116), (118, 180058), (197, 107852), (236, 90029), (394, 53926), (457, 46492), (788, 26963), (914, 23246), (1828, 11623)]