21026144

素因数分解:

$2^5\times {\mathrm{17}}^1\times {\mathrm{38651}}^1$

素因数の和:38678

約数の個数: 24

約数和(自身を含む): 43831368

約数和(自身を除く): 22805224

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 68, 136, 272, 544, 38651, 77302, 154604, 309208, 618416, 657067, 1236832, 1314134, 2628268, 5256536, 10513072, 21026144]

約数ペア:

[(1, 21026144), (2, 10513072), (4, 5256536), (8, 2628268), (16, 1314134), (17, 1236832), (32, 657067), (34, 618416), (68, 309208), (136, 154604), (272, 77302), (544, 38651)]