21182056

素因数分解:

$2^3\times 7^1\times {\mathrm{37}}^1\times {\mathrm{10223}}^1$

素因数の和:10273

約数の個数: 32

約数和(自身を含む): 46621440

約数和(自身を除く): 25439384

約数列:

[1, 2, 4, 7, 8, 14, 28, 37, 56, 74, 148, 259, 296, 518, 1036, 2072, 10223, 20446, 40892, 71561, 81784, 143122, 286244, 378251, 572488, 756502, 1513004, 2647757, 3026008, 5295514, 10591028, 21182056]

約数ペア:

[(1, 21182056), (2, 10591028), (4, 5295514), (7, 3026008), (8, 2647757), (14, 1513004), (28, 756502), (37, 572488), (56, 378251), (74, 286244), (148, 143122), (259, 81784), (296, 71561), (518, 40892), (1036, 20446), (2072, 10223)]