21565470

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{449}}^1\times {\mathrm{1601}}^1$

素因数の和:2060

約数の個数: 32

約数和(自身を含む): 51904800

約数和(自身を除く): 30339330

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 449, 898, 1347, 1601, 2245, 2694, 3202, 4490, 4803, 6735, 8005, 9606, 13470, 16010, 24015, 48030, 718849, 1437698, 2156547, 3594245, 4313094, 7188490, 10782735, 21565470]

約数ペア:

[(1, 21565470), (2, 10782735), (3, 7188490), (5, 4313094), (6, 3594245), (10, 2156547), (15, 1437698), (30, 718849), (449, 48030), (898, 24015), (1347, 16010), (1601, 13470), (2245, 9606), (2694, 8005), (3202, 6735), (4490, 4803)]