21277986

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{186649}}^1$

素因数の和:186673

約数の個数: 16

約数和(自身を含む): 44796000

約数和(自身を除く): 23518014

約数列:

[1, 2, 3, 6, 19, 38, 57, 114, 186649, 373298, 559947, 1119894, 3546331, 7092662, 10638993, 21277986]

約数ペア:

[(1, 21277986), (2, 10638993), (3, 7092662), (6, 3546331), (19, 1119894), (38, 559947), (57, 373298), (114, 186649)]