21215100

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{70717}}^1$

素因数の和:70734

約数の個数: 36

約数和(自身を含む): 61383224

約数和(自身を除く): 40168124

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 50, 60, 75, 100, 150, 300, 70717, 141434, 212151, 282868, 353585, 424302, 707170, 848604, 1060755, 1414340, 1767925, 2121510, 3535850, 4243020, 5303775, 7071700, 10607550, 21215100]

約数ペア:

[(1, 21215100), (2, 10607550), (3, 7071700), (4, 5303775), (5, 4243020), (6, 3535850), (10, 2121510), (12, 1767925), (15, 1414340), (20, 1060755), (25, 848604), (30, 707170), (50, 424302), (60, 353585), (75, 282868), (100, 212151), (150, 141434), (300, 70717)]