21000299044

素因数分解:

$2^2\times {\mathrm{383}}^1\times {\mathrm{2729}}^1\times {\mathrm{5023}}^1$

素因数の和:8139

約数の個数: 24

約数和(自身を含む): 36867317760

約数和(自身を除く): 15867018716

約数列:

[1, 2, 4, 383, 766, 1532, 2729, 5023, 5458, 10046, 10916, 20092, 1045207, 1923809, 2090414, 3847618, 4180828, 7695236, 13707767, 27415534, 54831068, 5250074761, 10500149522, 21000299044]

約数ペア:

[(1, 21000299044), (2, 10500149522), (4, 5250074761), (383, 54831068), (766, 27415534), (1532, 13707767), (2729, 7695236), (5023, 4180828), (5458, 3847618), (10046, 2090414), (10916, 1923809), (20092, 1045207)]