21150532

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{10993}}^1$

素因数の和:11047

約数の個数: 24

約数和(自身を含む): 40941656

約数和(自身を除く): 19791124

約数列:

[1, 2, 4, 13, 26, 37, 52, 74, 148, 481, 962, 1924, 10993, 21986, 43972, 142909, 285818, 406741, 571636, 813482, 1626964, 5287633, 10575266, 21150532]

約数ペア:

[(1, 21150532), (2, 10575266), (4, 5287633), (13, 1626964), (26, 813482), (37, 571636), (52, 406741), (74, 285818), (148, 142909), (481, 43972), (962, 21986), (1924, 10993)]