21242280

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{177019}}^1$

素因数の和:177033

約数の個数: 32

約数和(自身を含む): 63727200

約数和(自身を除く): 42484920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 177019, 354038, 531057, 708076, 885095, 1062114, 1416152, 1770190, 2124228, 2655285, 3540380, 4248456, 5310570, 7080760, 10621140, 21242280]

約数ペア:

[(1, 21242280), (2, 10621140), (3, 7080760), (4, 5310570), (5, 4248456), (6, 3540380), (8, 2655285), (10, 2124228), (12, 1770190), (15, 1416152), (20, 1062114), (24, 885095), (30, 708076), (40, 531057), (60, 354038), (120, 177019)]