21322059

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{73}}^1\times {\mathrm{167}}^1$

素因数の和:307

約数の個数: 32

約数和(自身を含む): 32223744

約数和(自身を除く): 10901685

約数列:

[1, 3, 11, 33, 53, 73, 159, 167, 219, 501, 583, 803, 1749, 1837, 2409, 3869, 5511, 8851, 11607, 12191, 26553, 36573, 42559, 97361, 127677, 134101, 292083, 402303, 646123, 1938369, 7107353, 21322059]

約数ペア:

[(1, 21322059), (3, 7107353), (11, 1938369), (33, 646123), (53, 402303), (73, 292083), (159, 134101), (167, 127677), (219, 97361), (501, 42559), (583, 36573), (803, 26553), (1749, 12191), (1837, 11607), (2409, 8851), (3869, 5511)]