21109744169

素因数分解:

${\mathrm{17}}^1\times {\mathrm{41}}^3\times {\mathrm{43}}^1\times {\mathrm{419}}^1$

素因数の和:602

約数の個数: 32

約数和(自身を含む): 23499020160

約数和(自身を除く): 2389275991

約数列:

[1, 17, 41, 43, 419, 697, 731, 1681, 1763, 7123, 17179, 18017, 28577, 29971, 68921, 72283, 292043, 306289, 704339, 738697, 1171657, 1228811, 2963603, 11973763, 12557849, 28877899, 30286577, 50381251, 490924283, 514871809, 1241749657, 21109744169]

約数ペア:

[(1, 21109744169), (17, 1241749657), (41, 514871809), (43, 490924283), (419, 50381251), (697, 30286577), (731, 28877899), (1681, 12557849), (1763, 11973763), (7123, 2963603), (17179, 1228811), (18017, 1171657), (28577, 738697), (29971, 704339), (68921, 306289), (72283, 292043)]