21935705

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{3659}}^1$

素因数の和:3784

約数の個数: 16

約数和(自身を含む): 28987200

約数和(自身を除く): 7051495

約数列:

[1, 5, 11, 55, 109, 545, 1199, 3659, 5995, 18295, 40249, 201245, 398831, 1994155, 4387141, 21935705]

約数ペア:

[(1, 21935705), (5, 4387141), (11, 1994155), (55, 398831), (109, 201245), (545, 40249), (1199, 18295), (3659, 5995)]