21953073

素因数分解:

$3^1\times {\mathrm{79}}^1\times {\mathrm{211}}^1\times {\mathrm{439}}^1$

素因数の和:732

約数の個数: 16

約数和(自身を含む): 29849600

約数和(自身を除く): 7896527

約数列:

[1, 3, 79, 211, 237, 439, 633, 1317, 16669, 34681, 50007, 92629, 104043, 277887, 7317691, 21953073]

約数ペア:

[(1, 21953073), (3, 7317691), (79, 277887), (211, 104043), (237, 92629), (439, 50007), (633, 34681), (1317, 16669)]