21289331814

素因数分解:

$2^1\times 3^1\times {\mathrm{20107}}^1\times {\mathrm{176467}}^1$

素因数の和:196579

約数の個数: 16

約数和(自身を含む): 42581022528

約数和(自身を除く): 21291690714

約数列:

[1, 2, 3, 6, 20107, 40214, 60321, 120642, 176467, 352934, 529401, 1058802, 3548221969, 7096443938, 10644665907, 21289331814]

約数ペア:

[(1, 21289331814), (2, 10644665907), (3, 7096443938), (6, 3548221969), (20107, 1058802), (40214, 529401), (60321, 352934), (120642, 176467)]