21159504

素因数分解:

$2^4\times 3^2\times {\mathrm{146941}}^1$

素因数の和:146955

約数の個数: 30

約数和(自身を含む): 59217626

約数和(自身を除く): 38058122

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 146941, 293882, 440823, 587764, 881646, 1175528, 1322469, 1763292, 2351056, 2644938, 3526584, 5289876, 7053168, 10579752, 21159504]

約数ペア:

[(1, 21159504), (2, 10579752), (3, 7053168), (4, 5289876), (6, 3526584), (8, 2644938), (9, 2351056), (12, 1763292), (16, 1322469), (18, 1175528), (24, 881646), (36, 587764), (48, 440823), (72, 293882), (144, 146941)]