21093774

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{7309}}^1$

素因数の和:7364

約数の個数: 32

約数和(自身を含む): 46667040

約数和(自身を除く): 25573266

約数列:

[1, 2, 3, 6, 13, 26, 37, 39, 74, 78, 111, 222, 481, 962, 1443, 2886, 7309, 14618, 21927, 43854, 95017, 190034, 270433, 285051, 540866, 570102, 811299, 1622598, 3515629, 7031258, 10546887, 21093774]

約数ペア:

[(1, 21093774), (2, 10546887), (3, 7031258), (6, 3515629), (13, 1622598), (26, 811299), (37, 570102), (39, 540866), (74, 285051), (78, 270433), (111, 190034), (222, 95017), (481, 43854), (962, 21927), (1443, 14618), (2886, 7309)]