21657944

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{35159}}^1$

素因数の和:35183

約数の個数: 32

約数和(自身を含む): 50630400

約数和(自身を除く): 28972456

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 28, 44, 56, 77, 88, 154, 308, 616, 35159, 70318, 140636, 246113, 281272, 386749, 492226, 773498, 984452, 1546996, 1968904, 2707243, 3093992, 5414486, 10828972, 21657944]

約数ペア:

[(1, 21657944), (2, 10828972), (4, 5414486), (7, 3093992), (8, 2707243), (11, 1968904), (14, 1546996), (22, 984452), (28, 773498), (44, 492226), (56, 386749), (77, 281272), (88, 246113), (154, 140636), (308, 70318), (616, 35159)]