21909603

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{5737}}^1$

素因数の和:5826

約数の個数: 16

約数和(自身を含む): 31214720

約数和(自身を除く): 9305117

約数列:

[1, 3, 19, 57, 67, 201, 1273, 3819, 5737, 17211, 109003, 327009, 384379, 1153137, 7303201, 21909603]

約数ペア:

[(1, 21909603), (3, 7303201), (19, 1153137), (57, 384379), (67, 327009), (201, 109003), (1273, 17211), (3819, 5737)]