21974463

素因数分解:

$3^3\times 7^1\times {\mathrm{233}}^1\times {\mathrm{499}}^1$

素因数の和:748

約数の個数: 32

約数和(自身を含む): 37440000

約数和(自身を除く): 15465537

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 233, 499, 699, 1497, 1631, 2097, 3493, 4491, 4893, 6291, 10479, 13473, 14679, 31437, 44037, 94311, 116267, 348801, 813869, 1046403, 2441607, 3139209, 7324821, 21974463]

約数ペア:

[(1, 21974463), (3, 7324821), (7, 3139209), (9, 2441607), (21, 1046403), (27, 813869), (63, 348801), (189, 116267), (233, 94311), (499, 44037), (699, 31437), (1497, 14679), (1631, 13473), (2097, 10479), (3493, 6291), (4491, 4893)]