21663612

素因数分解:

$2^2\times 3^4\times {\mathrm{66863}}^1$

素因数の和:66879

約数の個数: 30

約数和(自身を含む): 56633808

約数和(自身を除く): 34970196

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 108, 162, 324, 66863, 133726, 200589, 267452, 401178, 601767, 802356, 1203534, 1805301, 2407068, 3610602, 5415903, 7221204, 10831806, 21663612]

約数ペア:

[(1, 21663612), (2, 10831806), (3, 7221204), (4, 5415903), (6, 3610602), (9, 2407068), (12, 1805301), (18, 1203534), (27, 802356), (36, 601767), (54, 401178), (81, 267452), (108, 200589), (162, 133726), (324, 66863)]