21049276612

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{1061}}^1\times {\mathrm{54503}}^1$

素因数の和:55588

約数の個数: 48

約数和(自身を含む): 45380466432

約数和(自身を除く): 24331189820

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 182, 364, 1061, 2122, 4244, 7427, 13793, 14854, 27586, 29708, 54503, 55172, 96551, 109006, 193102, 218012, 381521, 386204, 708539, 763042, 1417078, 1526084, 2834156, 4959773, 9919546, 19839092, 57827683, 115655366, 231310732, 404793781, 751759879, 809587562, 1503519758, 1619175124, 3007039516, 5262319153, 10524638306, 21049276612]

約数ペア:

[(1, 21049276612), (2, 10524638306), (4, 5262319153), (7, 3007039516), (13, 1619175124), (14, 1503519758), (26, 809587562), (28, 751759879), (52, 404793781), (91, 231310732), (182, 115655366), (364, 57827683), (1061, 19839092), (2122, 9919546), (4244, 4959773), (7427, 2834156), (13793, 1526084), (14854, 1417078), (27586, 763042), (29708, 708539), (54503, 386204), (55172, 381521), (96551, 218012), (109006, 193102)]