21401096

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{4253}}^1$

素因数の和:4313

約数の個数: 32

約数和(自身を含む): 43646040

約数和(自身を除く): 22244944

約数列:

[1, 2, 4, 8, 17, 34, 37, 68, 74, 136, 148, 296, 629, 1258, 2516, 4253, 5032, 8506, 17012, 34024, 72301, 144602, 157361, 289204, 314722, 578408, 629444, 1258888, 2675137, 5350274, 10700548, 21401096]

約数ペア:

[(1, 21401096), (2, 10700548), (4, 5350274), (8, 2675137), (17, 1258888), (34, 629444), (37, 578408), (68, 314722), (74, 289204), (136, 157361), (148, 144602), (296, 72301), (629, 34024), (1258, 17012), (2516, 8506), (4253, 5032)]