21125574

素因数分解:

$2^1\times 3^2\times {\mathrm{89}}^1\times {\mathrm{13187}}^1$

素因数の和:13284

約数の個数: 24

約数和(自身を含む): 46289880

約数和(自身を除く): 25164306

約数列:

[1, 2, 3, 6, 9, 18, 89, 178, 267, 534, 801, 1602, 13187, 26374, 39561, 79122, 118683, 237366, 1173643, 2347286, 3520929, 7041858, 10562787, 21125574]

約数ペア:

[(1, 21125574), (2, 10562787), (3, 7041858), (6, 3520929), (9, 2347286), (18, 1173643), (89, 237366), (178, 118683), (267, 79122), (534, 39561), (801, 26374), (1602, 13187)]