21267522

素因数分解:

$2^1\times 3^4\times {\mathrm{53}}^1\times {\mathrm{2477}}^1$

素因数の和:2544

約数の個数: 40

約数和(自身を含む): 48573756

約数和(自身を除く): 27306234

約数列:

[1, 2, 3, 6, 9, 18, 27, 53, 54, 81, 106, 159, 162, 318, 477, 954, 1431, 2477, 2862, 4293, 4954, 7431, 8586, 14862, 22293, 44586, 66879, 131281, 133758, 200637, 262562, 393843, 401274, 787686, 1181529, 2363058, 3544587, 7089174, 10633761, 21267522]

約数ペア:

[(1, 21267522), (2, 10633761), (3, 7089174), (6, 3544587), (9, 2363058), (18, 1181529), (27, 787686), (53, 401274), (54, 393843), (81, 262562), (106, 200637), (159, 133758), (162, 131281), (318, 66879), (477, 44586), (954, 22293), (1431, 14862), (2477, 8586), (2862, 7431), (4293, 4954)]