21646284

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{163987}}^1$

素因数の和:164005

約数の個数: 24

約数和(自身を含む): 55099968

約数和(自身を除く): 33453684

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 33, 44, 66, 132, 163987, 327974, 491961, 655948, 983922, 1803857, 1967844, 3607714, 5411571, 7215428, 10823142, 21646284]

約数ペア:

[(1, 21646284), (2, 10823142), (3, 7215428), (4, 5411571), (6, 3607714), (11, 1967844), (12, 1803857), (22, 983922), (33, 655948), (44, 491961), (66, 327974), (132, 163987)]