21117190

素因数分解:

$2^1\times 5^1\times {\mathrm{1319}}^1\times {\mathrm{1601}}^1$

素因数の和:2927

約数の個数: 16

約数和(自身を含む): 38063520

約数和(自身を除く): 16946330

約数列:

[1, 2, 5, 10, 1319, 1601, 2638, 3202, 6595, 8005, 13190, 16010, 2111719, 4223438, 10558595, 21117190]

約数ペア:

[(1, 21117190), (2, 10558595), (5, 4223438), (10, 2111719), (1319, 16010), (1601, 13190), (2638, 8005), (3202, 6595)]