21047444652

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{134919517}}^1$

素因数の和:134919537

約数の個数: 24

約数和(自身を含む): 52888451056

約数和(自身を除く): 31841006404

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 134919517, 269839034, 404758551, 539678068, 809517102, 1619034204, 1753953721, 3507907442, 5261861163, 7015814884, 10523722326, 21047444652]

約数ペア:

[(1, 21047444652), (2, 10523722326), (3, 7015814884), (4, 5261861163), (6, 3507907442), (12, 1753953721), (13, 1619034204), (26, 809517102), (39, 539678068), (52, 404758551), (78, 269839034), (156, 134919517)]