21031050

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{140207}}^1$

素因数の和:140222

約数の個数: 24

約数和(自身を含む): 52157376

約数和(自身を除く): 31126326

約数列:

[1, 2, 3, 5, 6, 10, 15, 25, 30, 50, 75, 150, 140207, 280414, 420621, 701035, 841242, 1402070, 2103105, 3505175, 4206210, 7010350, 10515525, 21031050]

約数ペア:

[(1, 21031050), (2, 10515525), (3, 7010350), (5, 4206210), (6, 3505175), (10, 2103105), (15, 1402070), (25, 841242), (30, 701035), (50, 420621), (75, 280414), (150, 140207)]