21011696

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{57097}}^1$

素因数の和:57128

約数の個数: 20

約数和(自身を含む): 42480912

約数和(自身を除く): 21469216

約数列:

[1, 2, 4, 8, 16, 23, 46, 92, 184, 368, 57097, 114194, 228388, 456776, 913552, 1313231, 2626462, 5252924, 10505848, 21011696]

約数ペア:

[(1, 21011696), (2, 10505848), (4, 5252924), (8, 2626462), (16, 1313231), (23, 913552), (46, 456776), (92, 228388), (184, 114194), (368, 57097)]