21757506

素因数分解:

$2^1\times 3^1\times {\mathrm{271}}^1\times {\mathrm{13381}}^1$

素因数の和:13657

約数の個数: 16

約数和(自身を含む): 43678848

約数和(自身を除く): 21921342

約数列:

[1, 2, 3, 6, 271, 542, 813, 1626, 13381, 26762, 40143, 80286, 3626251, 7252502, 10878753, 21757506]

約数ペア:

[(1, 21757506), (2, 10878753), (3, 7252502), (6, 3626251), (271, 80286), (542, 40143), (813, 26762), (1626, 13381)]