21000295700

素因数分解:

$2^2\times 5^2\times {\mathrm{3761}}^1\times {\mathrm{55837}}^1$

素因数の和:59612

約数の個数: 36

約数和(自身を含む): 45583574652

約数和(自身を除く): 24583278952

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 3761, 7522, 15044, 18805, 37610, 55837, 75220, 94025, 111674, 188050, 223348, 279185, 376100, 558370, 1116740, 1395925, 2791850, 5583700, 210002957, 420005914, 840011828, 1050014785, 2100029570, 4200059140, 5250073925, 10500147850, 21000295700]

約数ペア:

[(1, 21000295700), (2, 10500147850), (4, 5250073925), (5, 4200059140), (10, 2100029570), (20, 1050014785), (25, 840011828), (50, 420005914), (100, 210002957), (3761, 5583700), (7522, 2791850), (15044, 1395925), (18805, 1116740), (37610, 558370), (55837, 376100), (75220, 279185), (94025, 223348), (111674, 188050)]