21244071

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{6317}}^1$

素因数の和:6398

約数の個数: 16

約数和(自身を含む): 30326400

約数和(自身を除く): 9082329

約数列:

[1, 3, 19, 57, 59, 177, 1121, 3363, 6317, 18951, 120023, 360069, 372703, 1118109, 7081357, 21244071]

約数ペア:

[(1, 21244071), (3, 7081357), (19, 1118109), (57, 372703), (59, 360069), (177, 120023), (1121, 18951), (3363, 6317)]