21139966474

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{173}}^1\times {\mathrm{251}}^1\times {\mathrm{22129}}^1$

素因数の和:22566

約数の個数: 32

約数和(自身を含む): 34932824640

約数和(自身を除く): 13792858166

約数列:

[1, 2, 11, 22, 173, 251, 346, 502, 1903, 2761, 3806, 5522, 22129, 43423, 44258, 86846, 243419, 477653, 486838, 955306, 3828317, 5554379, 7656634, 11108758, 42111487, 61098169, 84222974, 122196338, 960907567, 1921815134, 10569983237, 21139966474]

約数ペア:

[(1, 21139966474), (2, 10569983237), (11, 1921815134), (22, 960907567), (173, 122196338), (251, 84222974), (346, 61098169), (502, 42111487), (1903, 11108758), (2761, 7656634), (3806, 5554379), (5522, 3828317), (22129, 955306), (43423, 486838), (44258, 477653), (86846, 243419)]