21055956

素因数分解:

$2^2\times 3^1\times {\mathrm{67}}^1\times {\mathrm{26189}}^1$

素因数の和:26263

約数の個数: 24

約数和(自身を含む): 49865760

約数和(自身を除く): 28809804

約数列:

[1, 2, 3, 4, 6, 12, 67, 134, 201, 268, 402, 804, 26189, 52378, 78567, 104756, 157134, 314268, 1754663, 3509326, 5263989, 7018652, 10527978, 21055956]

約数ペア:

[(1, 21055956), (2, 10527978), (3, 7018652), (4, 5263989), (6, 3509326), (12, 1754663), (67, 314268), (134, 157134), (201, 104756), (268, 78567), (402, 52378), (804, 26189)]