21174412

素因数分解:

$2^2\times 7^1\times {\mathrm{67}}^1\times {\mathrm{11287}}^1$

素因数の和:11365

約数の個数: 24

約数和(自身を含む): 42984704

約数和(自身を除く): 21810292

約数列:

[1, 2, 4, 7, 14, 28, 67, 134, 268, 469, 938, 1876, 11287, 22574, 45148, 79009, 158018, 316036, 756229, 1512458, 3024916, 5293603, 10587206, 21174412]

約数ペア:

[(1, 21174412), (2, 10587206), (4, 5293603), (7, 3024916), (14, 1512458), (28, 756229), (67, 316036), (134, 158018), (268, 79009), (469, 45148), (938, 22574), (1876, 11287)]