21452835

素因数分解:

$3^1\times 5^1\times {\mathrm{109}}^1\times {\mathrm{13121}}^1$

素因数の和:13238

約数の個数: 16

約数和(自身を含む): 34642080

約数和(自身を除く): 13189245

約数列:

[1, 3, 5, 15, 109, 327, 545, 1635, 13121, 39363, 65605, 196815, 1430189, 4290567, 7150945, 21452835]

約数ペア:

[(1, 21452835), (3, 7150945), (5, 4290567), (15, 1430189), (109, 196815), (327, 65605), (545, 39363), (1635, 13121)]