21387144

素因数分解:

$2^3\times 3^1\times {\mathrm{761}}^1\times {\mathrm{1171}}^1$

素因数の和:1941

約数の個数: 32

約数和(自身を含む): 53583840

約数和(自身を除く): 32196696

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 761, 1171, 1522, 2283, 2342, 3044, 3513, 4566, 4684, 6088, 7026, 9132, 9368, 14052, 18264, 28104, 891131, 1782262, 2673393, 3564524, 5346786, 7129048, 10693572, 21387144]

約数ペア:

[(1, 21387144), (2, 10693572), (3, 7129048), (4, 5346786), (6, 3564524), (8, 2673393), (12, 1782262), (24, 891131), (761, 28104), (1171, 18264), (1522, 14052), (2283, 9368), (2342, 9132), (3044, 7026), (3513, 6088), (4566, 4684)]