2021521663

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^2\times {\mathrm{47057}}^1$

素因数の和:47119

約数の個数: 24

約数和(自身を含む): 2581790112

約数和(自身を除く): 560268449

約数列:

[1, 7, 17, 19, 119, 133, 323, 361, 2261, 2527, 6137, 42959, 47057, 329399, 799969, 894083, 5599783, 6258581, 15199411, 16987577, 106395877, 118913039, 288788809, 2021521663]

約数ペア:

[(1, 2021521663), (7, 288788809), (17, 118913039), (19, 106395877), (119, 16987577), (133, 15199411), (323, 6258581), (361, 5599783), (2261, 894083), (2527, 799969), (6137, 329399), (42959, 47057)]