21484310

素因数分解:

$2^1\times 5^1\times {\mathrm{149}}^1\times {\mathrm{14419}}^1$

素因数の和:14575

約数の個数: 16

約数和(自身を含む): 38934000

約数和(自身を除く): 17449690

約数列:

[1, 2, 5, 10, 149, 298, 745, 1490, 14419, 28838, 72095, 144190, 2148431, 4296862, 10742155, 21484310]

約数ペア:

[(1, 21484310), (2, 10742155), (5, 4296862), (10, 2148431), (149, 144190), (298, 72095), (745, 28838), (1490, 14419)]