21040386

素因数分解:

$2^1\times 3^1\times {\mathrm{79}}^1\times {\mathrm{44389}}^1$

素因数の和:44473

約数の個数: 16

約数和(自身を含む): 42614400

約数和(自身を除く): 21574014

約数列:

[1, 2, 3, 6, 79, 158, 237, 474, 44389, 88778, 133167, 266334, 3506731, 7013462, 10520193, 21040386]

約数ペア:

[(1, 21040386), (2, 10520193), (3, 7013462), (6, 3506731), (79, 266334), (158, 133167), (237, 88778), (474, 44389)]