21131189422

素因数分解:

$2^1\times 7^1\times {\mathrm{479}}^1\times {\mathrm{1523}}^1\times {\mathrm{2069}}^1$

素因数の和:4080

約数の個数: 32

約数和(自身を含む): 36341913600

約数和(自身を除く): 15210724178

約数列:

[1, 2, 7, 14, 479, 958, 1523, 2069, 3046, 3353, 4138, 6706, 10661, 14483, 21322, 28966, 729517, 991051, 1459034, 1982102, 3151087, 5106619, 6302174, 6937357, 10213238, 13874714, 22057609, 44115218, 1509370673, 3018741346, 10565594711, 21131189422]

約数ペア:

[(1, 21131189422), (2, 10565594711), (7, 3018741346), (14, 1509370673), (479, 44115218), (958, 22057609), (1523, 13874714), (2069, 10213238), (3046, 6937357), (3353, 6302174), (4138, 5106619), (6706, 3151087), (10661, 1982102), (14483, 1459034), (21322, 991051), (28966, 729517)]