21696464

素因数分解:

$2^4\times {\mathrm{71}}^2\times {\mathrm{269}}^1$

素因数の和:419

約数の個数: 30

約数和(自身を含む): 42795810

約数和(自身を除く): 21099346

約数列:

[1, 2, 4, 8, 16, 71, 142, 269, 284, 538, 568, 1076, 1136, 2152, 4304, 5041, 10082, 19099, 20164, 38198, 40328, 76396, 80656, 152792, 305584, 1356029, 2712058, 5424116, 10848232, 21696464]

約数ペア:

[(1, 21696464), (2, 10848232), (4, 5424116), (8, 2712058), (16, 1356029), (71, 305584), (142, 152792), (269, 80656), (284, 76396), (538, 40328), (568, 38198), (1076, 20164), (1136, 19099), (2152, 10082), (4304, 5041)]