21220058

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{5801}}^1$

素因数の和:5893

約数の個数: 16

約数和(自身を含む): 33419520

約数和(自身を除く): 12199462

約数列:

[1, 2, 31, 59, 62, 118, 1829, 3658, 5801, 11602, 179831, 342259, 359662, 684518, 10610029, 21220058]

約数ペア:

[(1, 21220058), (2, 10610029), (31, 684518), (59, 359662), (62, 342259), (118, 179831), (1829, 11602), (3658, 5801)]