21534238

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{211}}^1\times {\mathrm{4639}}^1$

素因数の和:4863

約数の個数: 16

約数和(自身を含む): 35412480

約数和(自身を除く): 13878242

約数列:

[1, 2, 11, 22, 211, 422, 2321, 4639, 4642, 9278, 51029, 102058, 978829, 1957658, 10767119, 21534238]

約数ペア:

[(1, 21534238), (2, 10767119), (11, 1957658), (22, 978829), (211, 102058), (422, 51029), (2321, 9278), (4639, 4642)]