21372842

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{151}}^1\times {\mathrm{181}}^1$

素因数の和:374

約数の個数: 32

約数和(自身を含む): 35852544

約数和(自身を除く): 14479702

約数列:

[1, 2, 17, 23, 34, 46, 151, 181, 302, 362, 391, 782, 2567, 3077, 3473, 4163, 5134, 6154, 6946, 8326, 27331, 54662, 59041, 70771, 118082, 141542, 464627, 628613, 929254, 1257226, 10686421, 21372842]

約数ペア:

[(1, 21372842), (2, 10686421), (17, 1257226), (23, 929254), (34, 628613), (46, 464627), (151, 141542), (181, 118082), (302, 70771), (362, 59041), (391, 54662), (782, 27331), (2567, 8326), (3077, 6946), (3473, 6154), (4163, 5134)]