21987331343

素因数分解:

${\mathrm{31}}^1\times {\mathrm{97}}^1\times {\mathrm{197}}^1\times {\mathrm{37117}}^1$

素因数の和:37442

約数の個数: 16

約数和(自身を含む): 23047605504

約数和(自身を除く): 1060274161

約数列:

[1, 31, 97, 197, 3007, 6107, 19109, 37117, 592379, 1150627, 3600349, 7312049, 111610819, 226673519, 709268753, 21987331343]

約数ペア:

[(1, 21987331343), (31, 709268753), (97, 226673519), (197, 111610819), (3007, 7312049), (6107, 3600349), (19109, 1150627), (37117, 592379)]