21291594

素因数分解:

$2^1\times 3^1\times {\mathrm{223}}^1\times {\mathrm{15913}}^1$

素因数の和:16141

約数の個数: 16

約数和(自身を含む): 42776832

約数和(自身を除く): 21485238

約数列:

[1, 2, 3, 6, 223, 446, 669, 1338, 15913, 31826, 47739, 95478, 3548599, 7097198, 10645797, 21291594]

約数ペア:

[(1, 21291594), (2, 10645797), (3, 7097198), (6, 3548599), (223, 95478), (446, 47739), (669, 31826), (1338, 15913)]