21214773

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{1279}}^1$

素因数の和:1401

約数の個数: 24

約数和(自身を含む): 32614400

約数和(自身を除く): 11399627

約数列:

[1, 3, 9, 19, 57, 97, 171, 291, 873, 1279, 1843, 3837, 5529, 11511, 16587, 24301, 72903, 124063, 218709, 372189, 1116567, 2357197, 7071591, 21214773]

約数ペア:

[(1, 21214773), (3, 7071591), (9, 2357197), (19, 1116567), (57, 372189), (97, 218709), (171, 124063), (291, 72903), (873, 24301), (1279, 16587), (1843, 11511), (3837, 5529)]