21546969

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{6197}}^1$

素因数の和:6280

約数の個数: 16

約数和(自身を含む): 30742080

約数和(自身を除く): 9195111

約数列:

[1, 3, 19, 57, 61, 183, 1159, 3477, 6197, 18591, 117743, 353229, 378017, 1134051, 7182323, 21546969]

約数ペア:

[(1, 21546969), (3, 7182323), (19, 1134051), (57, 378017), (61, 353229), (183, 117743), (1159, 18591), (3477, 6197)]