21260954

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{941}}^1$

素因数の和:1046

約数の個数: 32

約数和(自身を含む): 37981440

約数和(自身を除く): 16720486

約数列:

[1, 2, 11, 13, 22, 26, 79, 143, 158, 286, 869, 941, 1027, 1738, 1882, 2054, 10351, 11297, 12233, 20702, 22594, 24466, 74339, 134563, 148678, 269126, 817729, 966407, 1635458, 1932814, 10630477, 21260954]

約数ペア:

[(1, 21260954), (2, 10630477), (11, 1932814), (13, 1635458), (22, 966407), (26, 817729), (79, 269126), (143, 148678), (158, 134563), (286, 74339), (869, 24466), (941, 22594), (1027, 20702), (1738, 12233), (1882, 11297), (2054, 10351)]