21682795

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{2371}}^1$

素因数の和:2466

約数の個数: 16

約数和(自身を含む): 27325440

約数和(自身を除く): 5642645

約数列:

[1, 5, 31, 59, 155, 295, 1829, 2371, 9145, 11855, 73501, 139889, 367505, 699445, 4336559, 21682795]

約数ペア:

[(1, 21682795), (5, 4336559), (31, 699445), (59, 367505), (155, 139889), (295, 73501), (1829, 11855), (2371, 9145)]