21904792

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{30089}}^1$

素因数の和:30115

約数の個数: 32

約数和(自身を含む): 50551200

約数和(自身を除く): 28646408

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 52, 56, 91, 104, 182, 364, 728, 30089, 60178, 120356, 210623, 240712, 391157, 421246, 782314, 842492, 1564628, 1684984, 2738099, 3129256, 5476198, 10952396, 21904792]

約数ペア:

[(1, 21904792), (2, 10952396), (4, 5476198), (7, 3129256), (8, 2738099), (13, 1684984), (14, 1564628), (26, 842492), (28, 782314), (52, 421246), (56, 391157), (91, 240712), (104, 210623), (182, 120356), (364, 60178), (728, 30089)]