24819921

素因数分解:

$3^2\times 7^2\times {\mathrm{23}}^1\times {\mathrm{2447}}^1$

素因数の和:2490

約数の個数: 36

約数和(自身を含む): 43535232

約数和(自身を除く): 18715311

約数列:

[1, 3, 7, 9, 21, 23, 49, 63, 69, 147, 161, 207, 441, 483, 1127, 1449, 2447, 3381, 7341, 10143, 17129, 22023, 51387, 56281, 119903, 154161, 168843, 359709, 393967, 506529, 1079127, 1181901, 2757769, 3545703, 8273307, 24819921]

約数ペア:

[(1, 24819921), (3, 8273307), (7, 3545703), (9, 2757769), (21, 1181901), (23, 1079127), (49, 506529), (63, 393967), (69, 359709), (147, 168843), (161, 154161), (207, 119903), (441, 56281), (483, 51387), (1127, 22023), (1449, 17129), (2447, 10143), (3381, 7341)]