21144120

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{176201}}^1$

素因数の和:176215

約数の個数: 32

約数和(自身を含む): 63432720

約数和(自身を除く): 42288600

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 176201, 352402, 528603, 704804, 881005, 1057206, 1409608, 1762010, 2114412, 2643015, 3524020, 4228824, 5286030, 7048040, 10572060, 21144120]

約数ペア:

[(1, 21144120), (2, 10572060), (3, 7048040), (4, 5286030), (5, 4228824), (6, 3524020), (8, 2643015), (10, 2114412), (12, 1762010), (15, 1409608), (20, 1057206), (24, 881005), (30, 704804), (40, 528603), (60, 352402), (120, 176201)]