21601341

素因数分解:

$3^2\times {\mathrm{47}}^1\times {\mathrm{223}}^1\times {\mathrm{229}}^1$

素因数の和:505

約数の個数: 24

約数和(自身を含む): 32148480

約数和(自身を除く): 10547139

約数列:

[1, 3, 9, 47, 141, 223, 229, 423, 669, 687, 2007, 2061, 10481, 10763, 31443, 32289, 51067, 94329, 96867, 153201, 459603, 2400149, 7200447, 21601341]

約数ペア:

[(1, 21601341), (3, 7200447), (9, 2400149), (47, 459603), (141, 153201), (223, 96867), (229, 94329), (423, 51067), (669, 32289), (687, 31443), (2007, 10763), (2061, 10481)]