21352600

素因数分解:

$2^3\times 5^2\times {\mathrm{241}}^1\times {\mathrm{443}}^1$

素因数の和:700

約数の個数: 48

約数和(自身を含む): 49963320

約数和(自身を除く): 28610720

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 200, 241, 443, 482, 886, 964, 1205, 1772, 1928, 2215, 2410, 3544, 4430, 4820, 6025, 8860, 9640, 11075, 12050, 17720, 22150, 24100, 44300, 48200, 88600, 106763, 213526, 427052, 533815, 854104, 1067630, 2135260, 2669075, 4270520, 5338150, 10676300, 21352600]

約数ペア:

[(1, 21352600), (2, 10676300), (4, 5338150), (5, 4270520), (8, 2669075), (10, 2135260), (20, 1067630), (25, 854104), (40, 533815), (50, 427052), (100, 213526), (200, 106763), (241, 88600), (443, 48200), (482, 44300), (886, 24100), (964, 22150), (1205, 17720), (1772, 12050), (1928, 11075), (2215, 9640), (2410, 8860), (3544, 6025), (4430, 4820)]