21190308

素因数分解:

$2^2\times 3^1\times {\mathrm{211}}^1\times {\mathrm{8369}}^1$

素因数の和:8587

約数の個数: 24

約数和(自身を含む): 49684320

約数和(自身を除く): 28494012

約数列:

[1, 2, 3, 4, 6, 12, 211, 422, 633, 844, 1266, 2532, 8369, 16738, 25107, 33476, 50214, 100428, 1765859, 3531718, 5297577, 7063436, 10595154, 21190308]

約数ペア:

[(1, 21190308), (2, 10595154), (3, 7063436), (4, 5297577), (6, 3531718), (12, 1765859), (211, 100428), (422, 50214), (633, 33476), (844, 25107), (1266, 16738), (2532, 8369)]