21864986

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{859}}^1$

素因数の和:974

約数の個数: 32

約数和(自身を含む): 39009600

約数和(自身を除く): 17144614

約数列:

[1, 2, 11, 13, 22, 26, 89, 143, 178, 286, 859, 979, 1157, 1718, 1958, 2314, 9449, 11167, 12727, 18898, 22334, 25454, 76451, 122837, 152902, 245674, 840961, 993863, 1681922, 1987726, 10932493, 21864986]

約数ペア:

[(1, 21864986), (2, 10932493), (11, 1987726), (13, 1681922), (22, 993863), (26, 840961), (89, 245674), (143, 152902), (178, 122837), (286, 76451), (859, 25454), (979, 22334), (1157, 18898), (1718, 12727), (1958, 11167), (2314, 9449)]