21293676237

素因数分解:

$3^1\times {\mathrm{41}}^1\times {\mathrm{353}}^1\times {\mathrm{401}}^1\times {\mathrm{1223}}^1$

素因数の和:2021

約数の個数: 32

約数和(自身を含む): 29263078656

約数和(自身を除く): 7969402419

約数列:

[1, 3, 41, 123, 353, 401, 1059, 1203, 1223, 3669, 14473, 16441, 43419, 49323, 50143, 141553, 150429, 424659, 431719, 490423, 1295157, 1471269, 5803673, 17411019, 17700479, 20107343, 53101437, 60322029, 173119319, 519357957, 7097892079, 21293676237]

約数ペア:

[(1, 21293676237), (3, 7097892079), (41, 519357957), (123, 173119319), (353, 60322029), (401, 53101437), (1059, 20107343), (1203, 17700479), (1223, 17411019), (3669, 5803673), (14473, 1471269), (16441, 1295157), (43419, 490423), (49323, 431719), (50143, 424659), (141553, 150429)]