21840610

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{211}}^1\times {\mathrm{941}}^1$

素因数の和:1170

約数の個数: 32

約数和(自身を含む): 43136064

約数和(自身を除く): 21295454

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 211, 422, 941, 1055, 1882, 2110, 2321, 4642, 4705, 9410, 10351, 11605, 20702, 23210, 51755, 103510, 198551, 397102, 992755, 1985510, 2184061, 4368122, 10920305, 21840610]

約数ペア:

[(1, 21840610), (2, 10920305), (5, 4368122), (10, 2184061), (11, 1985510), (22, 992755), (55, 397102), (110, 198551), (211, 103510), (422, 51755), (941, 23210), (1055, 20702), (1882, 11605), (2110, 10351), (2321, 9410), (4642, 4705)]