21167773336

素因数分解:

$2^3\times {\mathrm{131}}^1\times {\mathrm{1061}}^1\times {\mathrm{19037}}^1$

素因数の和:20235

約数の個数: 32

約数和(自身を含む): 40032344880

約数和(自身を除く): 18864571544

約数列:

[1, 2, 4, 8, 131, 262, 524, 1048, 1061, 2122, 4244, 8488, 19037, 38074, 76148, 138991, 152296, 277982, 555964, 1111928, 2493847, 4987694, 9975388, 19950776, 20198257, 40396514, 80793028, 161586056, 2645971667, 5291943334, 10583886668, 21167773336]

約数ペア:

[(1, 21167773336), (2, 10583886668), (4, 5291943334), (8, 2645971667), (131, 161586056), (262, 80793028), (524, 40396514), (1048, 20198257), (1061, 19950776), (2122, 9975388), (4244, 4987694), (8488, 2493847), (19037, 1111928), (38074, 555964), (76148, 277982), (138991, 152296)]