21539838

素因数分解:

$2^1\times 3^1\times {\mathrm{59}}^1\times {\mathrm{71}}^1\times {\mathrm{857}}^1$

素因数の和:992

約数の個数: 32

約数和(自身を含む): 44478720

約数和(自身を除く): 22938882

約数列:

[1, 2, 3, 6, 59, 71, 118, 142, 177, 213, 354, 426, 857, 1714, 2571, 4189, 5142, 8378, 12567, 25134, 50563, 60847, 101126, 121694, 151689, 182541, 303378, 365082, 3589973, 7179946, 10769919, 21539838]

約数ペア:

[(1, 21539838), (2, 10769919), (3, 7179946), (6, 3589973), (59, 365082), (71, 303378), (118, 182541), (142, 151689), (177, 121694), (213, 101126), (354, 60847), (426, 50563), (857, 25134), (1714, 12567), (2571, 8378), (4189, 5142)]