21263370

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{97}}^1\times {\mathrm{7307}}^1$

素因数の和:7414

約数の個数: 32

約数和(自身を含む): 51565248

約数和(自身を除く): 30301878

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 97, 194, 291, 485, 582, 970, 1455, 2910, 7307, 14614, 21921, 36535, 43842, 73070, 109605, 219210, 708779, 1417558, 2126337, 3543895, 4252674, 7087790, 10631685, 21263370]

約数ペア:

[(1, 21263370), (2, 10631685), (3, 7087790), (5, 4252674), (6, 3543895), (10, 2126337), (15, 1417558), (30, 708779), (97, 219210), (194, 109605), (291, 73070), (485, 43842), (582, 36535), (970, 21921), (1455, 14614), (2910, 7307)]