21552776

素因数分解:

$2^3\times 7^1\times {\mathrm{83}}^1\times {\mathrm{4637}}^1$

素因数の和:4733

約数の個数: 32

約数和(自身を含む): 46751040

約数和(自身を除く): 25198264

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 83, 166, 332, 581, 664, 1162, 2324, 4637, 4648, 9274, 18548, 32459, 37096, 64918, 129836, 259672, 384871, 769742, 1539484, 2694097, 3078968, 5388194, 10776388, 21552776]

約数ペア:

[(1, 21552776), (2, 10776388), (4, 5388194), (7, 3078968), (8, 2694097), (14, 1539484), (28, 769742), (56, 384871), (83, 259672), (166, 129836), (332, 64918), (581, 37096), (664, 32459), (1162, 18548), (2324, 9274), (4637, 4648)]