21219314

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{18013}}^1$

素因数の和:18065

約数の個数: 16

約数和(自身を含む): 34586880

約数和(自身を除く): 13367566

約数列:

[1, 2, 19, 31, 38, 62, 589, 1178, 18013, 36026, 342247, 558403, 684494, 1116806, 10609657, 21219314]

約数ペア:

[(1, 21219314), (2, 10609657), (19, 1116806), (31, 684494), (38, 558403), (62, 342247), (589, 36026), (1178, 18013)]