21886684

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{8699}}^1$

素因数の和:8757

約数の個数: 24

約数和(自身を含む): 41655600

約数和(自身を除く): 19768916

約数列:

[1, 2, 4, 17, 34, 37, 68, 74, 148, 629, 1258, 2516, 8699, 17398, 34796, 147883, 295766, 321863, 591532, 643726, 1287452, 5471671, 10943342, 21886684]

約数ペア:

[(1, 21886684), (2, 10943342), (4, 5471671), (17, 1287452), (34, 643726), (37, 591532), (68, 321863), (74, 295766), (148, 147883), (629, 34796), (1258, 17398), (2516, 8699)]