16209921

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{59377}}^1$

素因数の和:59400

約数の個数: 16

約数和(自身を含む): 26601344

約数和(自身を除く): 10391423

約数列:

[1, 3, 7, 13, 21, 39, 91, 273, 59377, 178131, 415639, 771901, 1246917, 2315703, 5403307, 16209921]

約数ペア:

[(1, 16209921), (3, 5403307), (7, 2315703), (13, 1246917), (21, 771901), (39, 415639), (91, 178131), (273, 59377)]