21957376460

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{229}}^1\times {\mathrm{282011}}^1$

素因数の和:282266

約数の個数: 48

約数和(自身を含む): 49036246560

約数和(自身を除く): 27078870100

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 229, 340, 458, 916, 1145, 2290, 3893, 4580, 7786, 15572, 19465, 38930, 77860, 282011, 564022, 1128044, 1410055, 2820110, 4794187, 5640220, 9588374, 19176748, 23970935, 47941870, 64580519, 95883740, 129161038, 258322076, 322902595, 645805190, 1097868823, 1291610380, 2195737646, 4391475292, 5489344115, 10978688230, 21957376460]

約数ペア:

[(1, 21957376460), (2, 10978688230), (4, 5489344115), (5, 4391475292), (10, 2195737646), (17, 1291610380), (20, 1097868823), (34, 645805190), (68, 322902595), (85, 258322076), (170, 129161038), (229, 95883740), (340, 64580519), (458, 47941870), (916, 23970935), (1145, 19176748), (2290, 9588374), (3893, 5640220), (4580, 4794187), (7786, 2820110), (15572, 1410055), (19465, 1128044), (38930, 564022), (77860, 282011)]