21744304

素因数分解:

$2^4\times {\mathrm{61}}^1\times {\mathrm{22279}}^1$

素因数の和:22348

約数の個数: 20

約数和(自身を含む): 42822160

約数和(自身を除く): 21077856

約数列:

[1, 2, 4, 8, 16, 61, 122, 244, 488, 976, 22279, 44558, 89116, 178232, 356464, 1359019, 2718038, 5436076, 10872152, 21744304]

約数ペア:

[(1, 21744304), (2, 10872152), (4, 5436076), (8, 2718038), (16, 1359019), (61, 356464), (122, 178232), (244, 89116), (488, 44558), (976, 22279)]