21705532

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{8627}}^1$

素因数の和:8685

約数の個数: 24

約数和(自身を含む): 41310864

約数和(自身を除く): 19605332

約数列:

[1, 2, 4, 17, 34, 37, 68, 74, 148, 629, 1258, 2516, 8627, 17254, 34508, 146659, 293318, 319199, 586636, 638398, 1276796, 5426383, 10852766, 21705532]

約数ペア:

[(1, 21705532), (2, 10852766), (4, 5426383), (17, 1276796), (34, 638398), (37, 586636), (68, 319199), (74, 293318), (148, 146659), (629, 34508), (1258, 17254), (2516, 8627)]