21055798

素因数分解:

$2^1\times {\mathrm{29}}^1\times {\mathrm{89}}^1\times {\mathrm{4079}}^1$

素因数の和:4199

約数の個数: 16

約数和(自身を含む): 33048000

約数和(自身を除く): 11992202

約数列:

[1, 2, 29, 58, 89, 178, 2581, 4079, 5162, 8158, 118291, 236582, 363031, 726062, 10527899, 21055798]

約数ペア:

[(1, 21055798), (2, 10527899), (29, 726062), (58, 363031), (89, 236582), (178, 118291), (2581, 8158), (4079, 5162)]