21175080

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{176459}}^1$

素因数の和:176473

約数の個数: 32

約数和(自身を含む): 63525600

約数和(自身を除く): 42350520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 176459, 352918, 529377, 705836, 882295, 1058754, 1411672, 1764590, 2117508, 2646885, 3529180, 4235016, 5293770, 7058360, 10587540, 21175080]

約数ペア:

[(1, 21175080), (2, 10587540), (3, 7058360), (4, 5293770), (5, 4235016), (6, 3529180), (8, 2646885), (10, 2117508), (12, 1764590), (15, 1411672), (20, 1058754), (24, 882295), (30, 705836), (40, 529377), (60, 352918), (120, 176459)]