21774977

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{4463}}^1$

素因数の和:4528

約数の個数: 16

約数和(自身を含む): 26998272

約数和(自身を除く): 5223295

約数列:

[1, 7, 17, 41, 119, 287, 697, 4463, 4879, 31241, 75871, 182983, 531097, 1280881, 3110711, 21774977]

約数ペア:

[(1, 21774977), (7, 3110711), (17, 1280881), (41, 531097), (119, 182983), (287, 75871), (697, 31241), (4463, 4879)]