21325512

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{68351}}^1$

素因数の和:68373

約数の個数: 32

約数和(自身を含む): 57415680

約数和(自身を除く): 36090168

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 156, 312, 68351, 136702, 205053, 273404, 410106, 546808, 820212, 888563, 1640424, 1777126, 2665689, 3554252, 5331378, 7108504, 10662756, 21325512]

約数ペア:

[(1, 21325512), (2, 10662756), (3, 7108504), (4, 5331378), (6, 3554252), (8, 2665689), (12, 1777126), (13, 1640424), (24, 888563), (26, 820212), (39, 546808), (52, 410106), (78, 273404), (104, 205053), (156, 136702), (312, 68351)]