15211938

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{8423}}^1$

素因数の和:8478

約数の個数: 32

約数和(自身を含む): 35582976

約数和(自身を除く): 20371038

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 43, 86, 129, 258, 301, 602, 903, 1806, 8423, 16846, 25269, 50538, 58961, 117922, 176883, 353766, 362189, 724378, 1086567, 2173134, 2535323, 5070646, 7605969, 15211938]

約数ペア:

[(1, 15211938), (2, 7605969), (3, 5070646), (6, 2535323), (7, 2173134), (14, 1086567), (21, 724378), (42, 362189), (43, 353766), (86, 176883), (129, 117922), (258, 58961), (301, 50538), (602, 25269), (903, 16846), (1806, 8423)]