21628788

素因数分解:

$2^2\times 3^1\times {\mathrm{601}}^1\times {\mathrm{2999}}^1$

素因数の和:3607

約数の個数: 24

約数和(自身を含む): 50568000

約数和(自身を除く): 28939212

約数列:

[1, 2, 3, 4, 6, 12, 601, 1202, 1803, 2404, 2999, 3606, 5998, 7212, 8997, 11996, 17994, 35988, 1802399, 3604798, 5407197, 7209596, 10814394, 21628788]

約数ペア:

[(1, 21628788), (2, 10814394), (3, 7209596), (4, 5407197), (6, 3604798), (12, 1802399), (601, 35988), (1202, 17994), (1803, 11996), (2404, 8997), (2999, 7212), (3606, 5998)]