21000299050

素因数分解:

$2^1\times 5^2\times {\mathrm{37}}^1\times {\mathrm{11351513}}^1$

素因数の和:11351562

約数の個数: 24

約数和(自身を含む): 40116250476

約数和(自身を除く): 19115951426

約数列:

[1, 2, 5, 10, 25, 37, 50, 74, 185, 370, 925, 1850, 11351513, 22703026, 56757565, 113515130, 283787825, 420005981, 567575650, 840011962, 2100029905, 4200059810, 10500149525, 21000299050]

約数ペア:

[(1, 21000299050), (2, 10500149525), (5, 4200059810), (10, 2100029905), (25, 840011962), (37, 567575650), (50, 420005981), (74, 283787825), (185, 113515130), (370, 56757565), (925, 22703026), (1850, 11351513)]