21483818

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{9431}}^1$

素因数の和:9517

約数の個数: 16

約数和(自身を含む): 34634304

約数和(自身を除く): 13150486

約数列:

[1, 2, 17, 34, 67, 134, 1139, 2278, 9431, 18862, 160327, 320654, 631877, 1263754, 10741909, 21483818]

約数ペア:

[(1, 21483818), (2, 10741909), (17, 1263754), (34, 631877), (67, 320654), (134, 160327), (1139, 18862), (2278, 9431)]