21811194

素因数分解:

$2^1\times 3^5\times {\mathrm{44879}}^1$

素因数の和:44896

約数の個数: 24

約数和(自身を含む): 49008960

約数和(自身を除く): 27197766

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 243, 486, 44879, 89758, 134637, 269274, 403911, 807822, 1211733, 2423466, 3635199, 7270398, 10905597, 21811194]

約数ペア:

[(1, 21811194), (2, 10905597), (3, 7270398), (6, 3635199), (9, 2423466), (18, 1211733), (27, 807822), (54, 403911), (81, 269274), (162, 134637), (243, 89758), (486, 44879)]