23820321

素因数分解:

$3^1\times 7^4\times {\mathrm{3307}}^1$

素因数の和:3338

約数の個数: 20

約数和(自身を含む): 37062832

約数和(自身を除く): 13242511

約数列:

[1, 3, 7, 21, 49, 147, 343, 1029, 2401, 3307, 7203, 9921, 23149, 69447, 162043, 486129, 1134301, 3402903, 7940107, 23820321]

約数ペア:

[(1, 23820321), (3, 7940107), (7, 3402903), (21, 1134301), (49, 486129), (147, 162043), (343, 69447), (1029, 23149), (2401, 9921), (3307, 7203)]