21000592

素因数分解:

$2^4\times {\mathrm{61}}^1\times {\mathrm{21517}}^1$

素因数の和:21586

約数の個数: 20

約数和(自身を含む): 41357596

約数和(自身を除く): 20357004

約数列:

[1, 2, 4, 8, 16, 61, 122, 244, 488, 976, 21517, 43034, 86068, 172136, 344272, 1312537, 2625074, 5250148, 10500296, 21000592]

約数ペア:

[(1, 21000592), (2, 10500296), (4, 5250148), (8, 2625074), (16, 1312537), (61, 344272), (122, 172136), (244, 86068), (488, 43034), (976, 21517)]