21877513790

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{8537}}^1\times {\mathrm{23297}}^1$

素因数の和:31852

約数の個数: 32

約数和(自身を含む): 42966357984

約数和(自身を除く): 21088844194

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 8537, 17074, 23297, 42685, 46594, 85370, 93907, 116485, 187814, 232970, 256267, 469535, 512534, 939070, 1281335, 2562670, 198886489, 397772978, 994432445, 1988864890, 2187751379, 4375502758, 10938756895, 21877513790]

約数ペア:

[(1, 21877513790), (2, 10938756895), (5, 4375502758), (10, 2187751379), (11, 1988864890), (22, 994432445), (55, 397772978), (110, 198886489), (8537, 2562670), (17074, 1281335), (23297, 939070), (42685, 512534), (46594, 469535), (85370, 256267), (93907, 232970), (116485, 187814)]