21447185796

素因数分解:

$2^2\times 3^2\times {\mathrm{1063}}^1\times {\mathrm{560447}}^1$

素因数の和:561520

約数の個数: 36

約数和(自身を含む): 54264817152

約数和(自身を除く): 32817631356

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 1063, 2126, 3189, 4252, 6378, 9567, 12756, 19134, 38268, 560447, 1120894, 1681341, 2241788, 3362682, 5044023, 6725364, 10088046, 20176092, 595755161, 1191510322, 1787265483, 2383020644, 3574530966, 5361796449, 7149061932, 10723592898, 21447185796]

約数ペア:

[(1, 21447185796), (2, 10723592898), (3, 7149061932), (4, 5361796449), (6, 3574530966), (9, 2383020644), (12, 1787265483), (18, 1191510322), (36, 595755161), (1063, 20176092), (2126, 10088046), (3189, 6725364), (4252, 5044023), (6378, 3362682), (9567, 2241788), (12756, 1681341), (19134, 1120894), (38268, 560447)]