21631288

素因数分解:

$2^3\times 7^1\times {\mathrm{59}}^1\times {\mathrm{6547}}^1$

素因数の和:6619

約数の個数: 32

約数和(自身を含む): 47145600

約数和(自身を除く): 25514312

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 59, 118, 236, 413, 472, 826, 1652, 3304, 6547, 13094, 26188, 45829, 52376, 91658, 183316, 366632, 386273, 772546, 1545092, 2703911, 3090184, 5407822, 10815644, 21631288]

約数ペア:

[(1, 21631288), (2, 10815644), (4, 5407822), (7, 3090184), (8, 2703911), (14, 1545092), (28, 772546), (56, 386273), (59, 366632), (118, 183316), (236, 91658), (413, 52376), (472, 45829), (826, 26188), (1652, 13094), (3304, 6547)]