21335782

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{48271}}^1$

素因数の和:48303

約数の個数: 16

約数和(自身を含む): 36493632

約数和(自身を除く): 15157850

約数列:

[1, 2, 13, 17, 26, 34, 221, 442, 48271, 96542, 627523, 820607, 1255046, 1641214, 10667891, 21335782]

約数ペア:

[(1, 21335782), (2, 10667891), (13, 1641214), (17, 1255046), (26, 820607), (34, 627523), (221, 96542), (442, 48271)]