2100028018

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{223}}^1\times {\mathrm{503}}^1$

素因数の和:799

約数の個数: 64

約数和(自身を含む): 3706601472

約数和(自身を除く): 1606573454

約数列:

[1, 2, 11, 22, 23, 37, 46, 74, 223, 253, 407, 446, 503, 506, 814, 851, 1006, 1702, 2453, 4906, 5129, 5533, 8251, 9361, 10258, 11066, 11569, 16502, 18611, 18722, 23138, 37222, 56419, 90761, 112169, 112838, 127259, 181522, 189773, 204721, 224338, 254518, 379546, 409442, 428053, 856106, 1233859, 2087503, 2467718, 2579887, 4150253, 4175006, 4708583, 5159774, 8300506, 9417166, 28378757, 45652783, 56757514, 91305566, 95455819, 190911638, 1050014009, 2100028018]

約数ペア:

[(1, 2100028018), (2, 1050014009), (11, 190911638), (22, 95455819), (23, 91305566), (37, 56757514), (46, 45652783), (74, 28378757), (223, 9417166), (253, 8300506), (407, 5159774), (446, 4708583), (503, 4175006), (506, 4150253), (814, 2579887), (851, 2467718), (1006, 2087503), (1702, 1233859), (2453, 856106), (4906, 428053), (5129, 409442), (5533, 379546), (8251, 254518), (9361, 224338), (10258, 204721), (11066, 189773), (11569, 181522), (16502, 127259), (18611, 112838), (18722, 112169), (23138, 90761), (37222, 56419)]