21354534

素因数分解:

$2^1\times 3^2\times {\mathrm{23}}^1\times {\mathrm{51581}}^1$

素因数の和:51612

約数の個数: 24

約数和(自身を含む): 48280752

約数和(自身を除く): 26926218

約数列:

[1, 2, 3, 6, 9, 18, 23, 46, 69, 138, 207, 414, 51581, 103162, 154743, 309486, 464229, 928458, 1186363, 2372726, 3559089, 7118178, 10677267, 21354534]

約数ペア:

[(1, 21354534), (2, 10677267), (3, 7118178), (6, 3559089), (9, 2372726), (18, 1186363), (23, 928458), (46, 464229), (69, 309486), (138, 154743), (207, 103162), (414, 51581)]