21783438

素因数分解:

$2^1\times 3^3\times {\mathrm{23}}^1\times {\mathrm{17539}}^1$

素因数の和:17573

約数の個数: 32

約数和(自身を含む): 50515200

約数和(自身を除く): 28731762

約数列:

[1, 2, 3, 6, 9, 18, 23, 27, 46, 54, 69, 138, 207, 414, 621, 1242, 17539, 35078, 52617, 105234, 157851, 315702, 403397, 473553, 806794, 947106, 1210191, 2420382, 3630573, 7261146, 10891719, 21783438]

約数ペア:

[(1, 21783438), (2, 10891719), (3, 7261146), (6, 3630573), (9, 2420382), (18, 1210191), (23, 947106), (27, 806794), (46, 473553), (54, 403397), (69, 315702), (138, 157851), (207, 105234), (414, 52617), (621, 35078), (1242, 17539)]