20961996

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{158803}}^1$

素因数の和:158821

約数の個数: 24

約数和(自身を含む): 53358144

約数和(自身を除く): 32396148

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 33, 44, 66, 132, 158803, 317606, 476409, 635212, 952818, 1746833, 1905636, 3493666, 5240499, 6987332, 10480998, 20961996]

約数ペア:

[(1, 20961996), (2, 10480998), (3, 6987332), (4, 5240499), (6, 3493666), (11, 1905636), (12, 1746833), (22, 952818), (33, 635212), (44, 476409), (66, 317606), (132, 158803)]