21441100

素因数分解:

$2^2\times 5^2\times {\mathrm{149}}^1\times {\mathrm{1439}}^1$

素因数の和:1602

約数の個数: 36

約数和(自身を含む): 46872000

約数和(自身を除く): 25430900

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 149, 298, 596, 745, 1439, 1490, 2878, 2980, 3725, 5756, 7195, 7450, 14390, 14900, 28780, 35975, 71950, 143900, 214411, 428822, 857644, 1072055, 2144110, 4288220, 5360275, 10720550, 21441100]

約数ペア:

[(1, 21441100), (2, 10720550), (4, 5360275), (5, 4288220), (10, 2144110), (20, 1072055), (25, 857644), (50, 428822), (100, 214411), (149, 143900), (298, 71950), (596, 35975), (745, 28780), (1439, 14900), (1490, 14390), (2878, 7450), (2980, 7195), (3725, 5756)]