21357597

素因数分解:

$3^1\times {\mathrm{41}}^1\times {\mathrm{89}}^1\times {\mathrm{1951}}^1$

素因数の和:2084

約数の個数: 16

約数和(自身を含む): 29514240

約数和(自身を除く): 8156643

約数列:

[1, 3, 41, 89, 123, 267, 1951, 3649, 5853, 10947, 79991, 173639, 239973, 520917, 7119199, 21357597]

約数ペア:

[(1, 21357597), (3, 7119199), (41, 520917), (89, 239973), (123, 173639), (267, 79991), (1951, 10947), (3649, 5853)]