21836604

素因数分解:

$2^2\times 3^1\times {\mathrm{43}}^1\times {\mathrm{101}}^1\times {\mathrm{419}}^1$

素因数の和:570

約数の個数: 48

約数和(自身を含む): 52778880

約数和(自身を除く): 30942276

約数列:

[1, 2, 3, 4, 6, 12, 43, 86, 101, 129, 172, 202, 258, 303, 404, 419, 516, 606, 838, 1212, 1257, 1676, 2514, 4343, 5028, 8686, 13029, 17372, 18017, 26058, 36034, 42319, 52116, 54051, 72068, 84638, 108102, 126957, 169276, 216204, 253914, 507828, 1819717, 3639434, 5459151, 7278868, 10918302, 21836604]

約数ペア:

[(1, 21836604), (2, 10918302), (3, 7278868), (4, 5459151), (6, 3639434), (12, 1819717), (43, 507828), (86, 253914), (101, 216204), (129, 169276), (172, 126957), (202, 108102), (258, 84638), (303, 72068), (404, 54051), (419, 52116), (516, 42319), (606, 36034), (838, 26058), (1212, 18017), (1257, 17372), (1676, 13029), (2514, 8686), (4343, 5028)]