21063508

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{4591}}^1$

素因数の和:4663

約数の個数: 24

約数和(自身を含む): 39087104

約数和(自身を除く): 18023596

約数列:

[1, 2, 4, 31, 37, 62, 74, 124, 148, 1147, 2294, 4588, 4591, 9182, 18364, 142321, 169867, 284642, 339734, 569284, 679468, 5265877, 10531754, 21063508]

約数ペア:

[(1, 21063508), (2, 10531754), (4, 5265877), (31, 679468), (37, 569284), (62, 339734), (74, 284642), (124, 169867), (148, 142321), (1147, 18364), (2294, 9182), (4588, 4591)]