21124408030

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{79}}^1\times {\mathrm{51721}}^1$

素因数の和:51865

約数の個数: 64

約数和(自身を含む): 42900295680

約数和(自身を除く): 21775887650

約数列:

[1, 2, 5, 10, 11, 22, 47, 55, 79, 94, 110, 158, 235, 395, 470, 517, 790, 869, 1034, 1738, 2585, 3713, 4345, 5170, 7426, 8690, 18565, 37130, 40843, 51721, 81686, 103442, 204215, 258605, 408430, 517210, 568931, 1137862, 2430887, 2844655, 4085959, 4861774, 5689310, 8171918, 12154435, 20429795, 24308870, 26739757, 40859590, 44945549, 53479514, 89891098, 133698785, 192040073, 224727745, 267397570, 384080146, 449455490, 960200365, 1920400730, 2112440803, 4224881606, 10562204015, 21124408030]

約数ペア:

[(1, 21124408030), (2, 10562204015), (5, 4224881606), (10, 2112440803), (11, 1920400730), (22, 960200365), (47, 449455490), (55, 384080146), (79, 267397570), (94, 224727745), (110, 192040073), (158, 133698785), (235, 89891098), (395, 53479514), (470, 44945549), (517, 40859590), (790, 26739757), (869, 24308870), (1034, 20429795), (1738, 12154435), (2585, 8171918), (3713, 5689310), (4345, 4861774), (5170, 4085959), (7426, 2844655), (8690, 2430887), (18565, 1137862), (37130, 568931), (40843, 517210), (51721, 408430), (81686, 258605), (103442, 204215)]