21287754

素因数分解:

$2^1\times 3^2\times {\mathrm{179}}^1\times {\mathrm{6607}}^1$

素因数の和:6794

約数の個数: 24

約数和(自身を含む): 46388160

約数和(自身を除く): 25100406

約数列:

[1, 2, 3, 6, 9, 18, 179, 358, 537, 1074, 1611, 3222, 6607, 13214, 19821, 39642, 59463, 118926, 1182653, 2365306, 3547959, 7095918, 10643877, 21287754]

約数ペア:

[(1, 21287754), (2, 10643877), (3, 7095918), (6, 3547959), (9, 2365306), (18, 1182653), (179, 118926), (358, 59463), (537, 39642), (1074, 19821), (1611, 13214), (3222, 6607)]