56721882

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{1350521}}^1$

素因数の和:1350533

約数の個数: 16

約数和(自身を含む): 129650112

約数和(自身を除く): 72928230

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 1350521, 2701042, 4051563, 8103126, 9453647, 18907294, 28360941, 56721882]

約数ペア:

[(1, 56721882), (2, 28360941), (3, 18907294), (6, 9453647), (7, 8103126), (14, 4051563), (21, 2701042), (42, 1350521)]