21753036

素因数分解:

$2^2\times 3^4\times {\mathrm{67139}}^1$

素因数の和:67155

約数の個数: 30

約数和(自身を含む): 56867580

約数和(自身を除く): 35114544

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 108, 162, 324, 67139, 134278, 201417, 268556, 402834, 604251, 805668, 1208502, 1812753, 2417004, 3625506, 5438259, 7251012, 10876518, 21753036]

約数ペア:

[(1, 21753036), (2, 10876518), (3, 7251012), (4, 5438259), (6, 3625506), (9, 2417004), (12, 1812753), (18, 1208502), (27, 805668), (36, 604251), (54, 402834), (81, 268556), (108, 201417), (162, 134278), (324, 67139)]