21313827

素因数分解:

$3^3\times {\mathrm{61}}^1\times {\mathrm{12941}}^1$

素因数の和:13011

約数の個数: 16

約数和(自身を含む): 32096160

約数和(自身を除く): 10782333

約数列:

[1, 3, 9, 27, 61, 183, 549, 1647, 12941, 38823, 116469, 349407, 789401, 2368203, 7104609, 21313827]

約数ペア:

[(1, 21313827), (3, 7104609), (9, 2368203), (27, 789401), (61, 349407), (183, 116469), (549, 38823), (1647, 12941)]