21048244

素因数分解:

$2^2\times 7^2\times {\mathrm{17}}^1\times {\mathrm{6317}}^1$

素因数の和:6352

約数の個数: 36

約数和(自身を含む): 45375876

約数和(自身を除く): 24327632

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 49, 68, 98, 119, 196, 238, 476, 833, 1666, 3332, 6317, 12634, 25268, 44219, 88438, 107389, 176876, 214778, 309533, 429556, 619066, 751723, 1238132, 1503446, 3006892, 5262061, 10524122, 21048244]

約数ペア:

[(1, 21048244), (2, 10524122), (4, 5262061), (7, 3006892), (14, 1503446), (17, 1238132), (28, 751723), (34, 619066), (49, 429556), (68, 309533), (98, 214778), (119, 176876), (196, 107389), (238, 88438), (476, 44219), (833, 25268), (1666, 12634), (3332, 6317)]