21035472

素因数分解:

$2^4\times 3^1\times {\mathrm{101}}^1\times {\mathrm{4339}}^1$

素因数の和:4451

約数の個数: 40

約数和(自身を含む): 54892320

約数和(自身を除く): 33856848

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 101, 202, 303, 404, 606, 808, 1212, 1616, 2424, 4339, 4848, 8678, 13017, 17356, 26034, 34712, 52068, 69424, 104136, 208272, 438239, 876478, 1314717, 1752956, 2629434, 3505912, 5258868, 7011824, 10517736, 21035472]

約数ペア:

[(1, 21035472), (2, 10517736), (3, 7011824), (4, 5258868), (6, 3505912), (8, 2629434), (12, 1752956), (16, 1314717), (24, 876478), (48, 438239), (101, 208272), (202, 104136), (303, 69424), (404, 52068), (606, 34712), (808, 26034), (1212, 17356), (1616, 13017), (2424, 8678), (4339, 4848)]