21700869

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{317}}^1\times {\mathrm{1201}}^1$

素因数の和:1540

約数の個数: 16

約数和(自身を含む): 30578880

約数和(自身を除く): 8878011

約数列:

[1, 3, 19, 57, 317, 951, 1201, 3603, 6023, 18069, 22819, 68457, 380717, 1142151, 7233623, 21700869]

約数ペア:

[(1, 21700869), (3, 7233623), (19, 1142151), (57, 380717), (317, 68457), (951, 22819), (1201, 18069), (3603, 6023)]