21048150

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{140321}}^1$

素因数の和:140336

約数の個数: 24

約数和(自身を含む): 52199784

約数和(自身を除く): 31151634

約数列:

[1, 2, 3, 5, 6, 10, 15, 25, 30, 50, 75, 150, 140321, 280642, 420963, 701605, 841926, 1403210, 2104815, 3508025, 4209630, 7016050, 10524075, 21048150]

約数ペア:

[(1, 21048150), (2, 10524075), (3, 7016050), (5, 4209630), (6, 3508025), (10, 2104815), (15, 1403210), (25, 841926), (30, 701605), (50, 420963), (75, 280642), (150, 140321)]