21000559496

素因数分解:

$2^3\times 7^1\times {\mathrm{29}}^1\times {\mathrm{12931379}}^1$

素因数の和:12931421

約数の個数: 32

約数和(自身を含む): 46552968000

約数和(自身を除く): 25552408504

約数列:

[1, 2, 4, 7, 8, 14, 28, 29, 56, 58, 116, 203, 232, 406, 812, 1624, 12931379, 25862758, 51725516, 90519653, 103451032, 181039306, 362078612, 375009991, 724157224, 750019982, 1500039964, 2625069937, 3000079928, 5250139874, 10500279748, 21000559496]

約数ペア:

[(1, 21000559496), (2, 10500279748), (4, 5250139874), (7, 3000079928), (8, 2625069937), (14, 1500039964), (28, 750019982), (29, 724157224), (56, 375009991), (58, 362078612), (116, 181039306), (203, 103451032), (232, 90519653), (406, 51725516), (812, 25862758), (1624, 12931379)]