21122098

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{461}}^1\times {\mathrm{739}}^1$

素因数の和:1233

約数の個数: 16

約数和(自身を含む): 32820480

約数和(自身を除く): 11698382

約数列:

[1, 2, 31, 62, 461, 739, 922, 1478, 14291, 22909, 28582, 45818, 340679, 681358, 10561049, 21122098]

約数ペア:

[(1, 21122098), (2, 10561049), (31, 681358), (62, 340679), (461, 45818), (739, 28582), (922, 22909), (1478, 14291)]