21715300

素因数分解:

$2^2\times 5^2\times {\mathrm{37}}^1\times {\mathrm{5869}}^1$

素因数の和:5920

約数の個数: 36

約数和(自身を含む): 48404020

約数和(自身を除く): 26688720

約数列:

[1, 2, 4, 5, 10, 20, 25, 37, 50, 74, 100, 148, 185, 370, 740, 925, 1850, 3700, 5869, 11738, 23476, 29345, 58690, 117380, 146725, 217153, 293450, 434306, 586900, 868612, 1085765, 2171530, 4343060, 5428825, 10857650, 21715300]

約数ペア:

[(1, 21715300), (2, 10857650), (4, 5428825), (5, 4343060), (10, 2171530), (20, 1085765), (25, 868612), (37, 586900), (50, 434306), (74, 293450), (100, 217153), (148, 146725), (185, 117380), (370, 58690), (740, 29345), (925, 23476), (1850, 11738), (3700, 5869)]