21908884

素因数分解:

$2^2\times {\mathrm{37}}^1\times {\mathrm{179}}^1\times {\mathrm{827}}^1$

素因数の和:1047

約数の個数: 24

約数和(自身を含む): 39644640

約数和(自身を除く): 17735756

約数列:

[1, 2, 4, 37, 74, 148, 179, 358, 716, 827, 1654, 3308, 6623, 13246, 26492, 30599, 61198, 122396, 148033, 296066, 592132, 5477221, 10954442, 21908884]

約数ペア:

[(1, 21908884), (2, 10954442), (4, 5477221), (37, 592132), (74, 296066), (148, 148033), (179, 122396), (358, 61198), (716, 30599), (827, 26492), (1654, 13246), (3308, 6623)]