21735154

素因数分解:

$2^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{821}}^1$

素因数の和:922

約数の個数: 32

約数和(自身を含む): 39140352

約数和(自身を除く): 17405198

約数列:

[1, 2, 7, 14, 31, 61, 62, 122, 217, 427, 434, 821, 854, 1642, 1891, 3782, 5747, 11494, 13237, 25451, 26474, 50081, 50902, 100162, 178157, 350567, 356314, 701134, 1552511, 3105022, 10867577, 21735154]

約数ペア:

[(1, 21735154), (2, 10867577), (7, 3105022), (14, 1552511), (31, 701134), (61, 356314), (62, 350567), (122, 178157), (217, 100162), (427, 50902), (434, 50081), (821, 26474), (854, 25451), (1642, 13237), (1891, 11494), (3782, 5747)]