21658323

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{331}}^1\times {\mathrm{1283}}^1$

素因数の和:1634

約数の個数: 16

約数和(自身を含む): 30692736

約数和(自身を除く): 9034413

約数列:

[1, 3, 17, 51, 331, 993, 1283, 3849, 5627, 16881, 21811, 65433, 424673, 1274019, 7219441, 21658323]

約数ペア:

[(1, 21658323), (3, 7219441), (17, 1274019), (51, 424673), (331, 65433), (993, 21811), (1283, 16881), (3849, 5627)]