21215114

素因数分解:

$2^1\times {\mathrm{73}}^1\times {\mathrm{331}}^1\times {\mathrm{439}}^1$

素因数の和:845

約数の個数: 16

約数和(自身を含む): 32429760

約数和(自身を除く): 11214646

約数列:

[1, 2, 73, 146, 331, 439, 662, 878, 24163, 32047, 48326, 64094, 145309, 290618, 10607557, 21215114]

約数ペア:

[(1, 21215114), (2, 10607557), (73, 290618), (146, 145309), (331, 64094), (439, 48326), (662, 32047), (878, 24163)]