21229944

素因数分解:

$2^3\times 3^1\times {\mathrm{911}}^1\times {\mathrm{971}}^1$

素因数の和:1891

約数の個数: 32

約数和(自身を含む): 53187840

約数和(自身を除く): 31957896

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 911, 971, 1822, 1942, 2733, 2913, 3644, 3884, 5466, 5826, 7288, 7768, 10932, 11652, 21864, 23304, 884581, 1769162, 2653743, 3538324, 5307486, 7076648, 10614972, 21229944]

約数ペア:

[(1, 21229944), (2, 10614972), (3, 7076648), (4, 5307486), (6, 3538324), (8, 2653743), (12, 1769162), (24, 884581), (911, 23304), (971, 21864), (1822, 11652), (1942, 10932), (2733, 7768), (2913, 7288), (3644, 5826), (3884, 5466)]