21709232

素因数分解:

$2^4\times {\mathrm{37}}^1\times {\mathrm{36671}}^1$

素因数の和:36716

約数の個数: 20

約数和(自身を含む): 43199616

約数和(自身を除く): 21490384

約数列:

[1, 2, 4, 8, 16, 37, 74, 148, 296, 592, 36671, 73342, 146684, 293368, 586736, 1356827, 2713654, 5427308, 10854616, 21709232]

約数ペア:

[(1, 21709232), (2, 10854616), (4, 5427308), (8, 2713654), (16, 1356827), (37, 586736), (74, 293368), (148, 146684), (296, 73342), (592, 36671)]