21674649

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{5209}}^1$

素因数の和:5304

約数の個数: 16

約数和(自身を含む): 30843200

約数和(自身を除く): 9168551

約数列:

[1, 3, 19, 57, 73, 219, 1387, 4161, 5209, 15627, 98971, 296913, 380257, 1140771, 7224883, 21674649]

約数ペア:

[(1, 21674649), (3, 7224883), (19, 1140771), (57, 380257), (73, 296913), (219, 98971), (1387, 15627), (4161, 5209)]