21482612

素因数分解:

$2^2\times {\mathrm{67}}^1\times {\mathrm{71}}^1\times {\mathrm{1129}}^1$

素因数の和:1271

約数の個数: 24

約数和(自身を含む): 38727360

約数和(自身を除く): 17244748

約数列:

[1, 2, 4, 67, 71, 134, 142, 268, 284, 1129, 2258, 4516, 4757, 9514, 19028, 75643, 80159, 151286, 160318, 302572, 320636, 5370653, 10741306, 21482612]

約数ペア:

[(1, 21482612), (2, 10741306), (4, 5370653), (67, 320636), (71, 302572), (134, 160318), (142, 151286), (268, 80159), (284, 75643), (1129, 19028), (2258, 9514), (4516, 4757)]