2021040918

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^2\times {\mathrm{664379}}^1$

素因数の和:664413

約数の個数: 36

約数和(自身を含む): 4741680060

約数和(自身を除く): 2720639142

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 169, 234, 338, 507, 1014, 1521, 3042, 664379, 1328758, 1993137, 3986274, 5979411, 8636927, 11958822, 17273854, 25910781, 51821562, 77732343, 112280051, 155464686, 224560102, 336840153, 673680306, 1010520459, 2021040918]

約数ペア:

[(1, 2021040918), (2, 1010520459), (3, 673680306), (6, 336840153), (9, 224560102), (13, 155464686), (18, 112280051), (26, 77732343), (39, 51821562), (78, 25910781), (117, 17273854), (169, 11958822), (234, 8636927), (338, 5979411), (507, 3986274), (1014, 1993137), (1521, 1328758), (3042, 664379)]