21219416

素因数分解:

$2^3\times {\mathrm{29}}^1\times {\mathrm{91463}}^1$

素因数の和:91498

約数の個数: 16

約数和(自身を含む): 41158800

約数和(自身を除く): 19939384

約数列:

[1, 2, 4, 8, 29, 58, 116, 232, 91463, 182926, 365852, 731704, 2652427, 5304854, 10609708, 21219416]

約数ペア:

[(1, 21219416), (2, 10609708), (4, 5304854), (8, 2652427), (29, 731704), (58, 365852), (116, 182926), (232, 91463)]