21654702

素因数分解:

$2^1\times 3^5\times {\mathrm{17}}^1\times {\mathrm{2621}}^1$

素因数の和:2655

約数の個数: 48

約数和(自身を含む): 51538032

約数和(自身を除く): 29883330

約数列:

[1, 2, 3, 6, 9, 17, 18, 27, 34, 51, 54, 81, 102, 153, 162, 243, 306, 459, 486, 918, 1377, 2621, 2754, 4131, 5242, 7863, 8262, 15726, 23589, 44557, 47178, 70767, 89114, 133671, 141534, 212301, 267342, 401013, 424602, 636903, 802026, 1203039, 1273806, 2406078, 3609117, 7218234, 10827351, 21654702]

約数ペア:

[(1, 21654702), (2, 10827351), (3, 7218234), (6, 3609117), (9, 2406078), (17, 1273806), (18, 1203039), (27, 802026), (34, 636903), (51, 424602), (54, 401013), (81, 267342), (102, 212301), (153, 141534), (162, 133671), (243, 89114), (306, 70767), (459, 47178), (486, 44557), (918, 23589), (1377, 15726), (2621, 8262), (2754, 7863), (4131, 5242)]