21961458

素因数分解:

$2^1\times 3^2\times {\mathrm{23}}^1\times {\mathrm{53047}}^1$

素因数の和:53078

約数の個数: 24

約数和(自身を含む): 49652928

約数和(自身を除く): 27691470

約数列:

[1, 2, 3, 6, 9, 18, 23, 46, 69, 138, 207, 414, 53047, 106094, 159141, 318282, 477423, 954846, 1220081, 2440162, 3660243, 7320486, 10980729, 21961458]

約数ペア:

[(1, 21961458), (2, 10980729), (3, 7320486), (6, 3660243), (9, 2440162), (18, 1220081), (23, 954846), (46, 477423), (69, 318282), (138, 159141), (207, 106094), (414, 53047)]