21305838

素因数分解:

$2^1\times 3^1\times {\mathrm{877}}^1\times {\mathrm{4049}}^1$

素因数の和:4931

約数の個数: 16

約数和(自身を含む): 42670800

約数和(自身を除く): 21364962

約数列:

[1, 2, 3, 6, 877, 1754, 2631, 4049, 5262, 8098, 12147, 24294, 3550973, 7101946, 10652919, 21305838]

約数ペア:

[(1, 21305838), (2, 10652919), (3, 7101946), (6, 3550973), (877, 24294), (1754, 12147), (2631, 8098), (4049, 5262)]