21212498

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{15217}}^1$

素因数の和:15277

約数の個数: 16

約数和(自身を含む): 34514424

約数和(自身を除く): 13301926

約数列:

[1, 2, 17, 34, 41, 82, 697, 1394, 15217, 30434, 258689, 517378, 623897, 1247794, 10606249, 21212498]

約数ペア:

[(1, 21212498), (2, 10606249), (17, 1247794), (34, 623897), (41, 517378), (82, 258689), (697, 30434), (1394, 15217)]