21496090

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{27917}}^1$

素因数の和:27942

約数の個数: 32

約数和(自身を含む): 48242304

約数和(自身を除く): 26746214

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 55, 70, 77, 110, 154, 385, 770, 27917, 55834, 139585, 195419, 279170, 307087, 390838, 614174, 977095, 1535435, 1954190, 2149609, 3070870, 4299218, 10748045, 21496090]

約数ペア:

[(1, 21496090), (2, 10748045), (5, 4299218), (7, 3070870), (10, 2149609), (11, 1954190), (14, 1535435), (22, 977095), (35, 614174), (55, 390838), (70, 307087), (77, 279170), (110, 195419), (154, 139585), (385, 55834), (770, 27917)]