21182282

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{71}}^2\times {\mathrm{191}}^1$

素因数の和:346

約数の個数: 24

約数和(自身を含む): 35341056

約数和(自身を除く): 14158774

約数列:

[1, 2, 11, 22, 71, 142, 191, 382, 781, 1562, 2101, 4202, 5041, 10082, 13561, 27122, 55451, 110902, 149171, 298342, 962831, 1925662, 10591141, 21182282]

約数ペア:

[(1, 21182282), (2, 10591141), (11, 1925662), (22, 962831), (71, 298342), (142, 149171), (191, 110902), (382, 55451), (781, 27122), (1562, 13561), (2101, 10082), (4202, 5041)]