21897702

素因数分解:

$2^1\times 3^6\times {\mathrm{23}}^1\times {\mathrm{653}}^1$

素因数の和:696

約数の個数: 56

約数和(自身を含む): 51467184

約数和(自身を除く): 29569482

約数列:

[1, 2, 3, 6, 9, 18, 23, 27, 46, 54, 69, 81, 138, 162, 207, 243, 414, 486, 621, 653, 729, 1242, 1306, 1458, 1863, 1959, 3726, 3918, 5589, 5877, 11178, 11754, 15019, 16767, 17631, 30038, 33534, 35262, 45057, 52893, 90114, 105786, 135171, 158679, 270342, 317358, 405513, 476037, 811026, 952074, 1216539, 2433078, 3649617, 7299234, 10948851, 21897702]

約数ペア:

[(1, 21897702), (2, 10948851), (3, 7299234), (6, 3649617), (9, 2433078), (18, 1216539), (23, 952074), (27, 811026), (46, 476037), (54, 405513), (69, 317358), (81, 270342), (138, 158679), (162, 135171), (207, 105786), (243, 90114), (414, 52893), (486, 45057), (621, 35262), (653, 33534), (729, 30038), (1242, 17631), (1306, 16767), (1458, 15019), (1863, 11754), (1959, 11178), (3726, 5877), (3918, 5589)]