21783516

素因数分解:

$2^2\times 3^1\times {\mathrm{83}}^1\times {\mathrm{21871}}^1$

素因数の和:21961

約数の個数: 24

約数和(自身を含む): 51442944

約数和(自身を除く): 29659428

約数列:

[1, 2, 3, 4, 6, 12, 83, 166, 249, 332, 498, 996, 21871, 43742, 65613, 87484, 131226, 262452, 1815293, 3630586, 5445879, 7261172, 10891758, 21783516]

約数ペア:

[(1, 21783516), (2, 10891758), (3, 7261172), (4, 5445879), (6, 3630586), (12, 1815293), (83, 262452), (166, 131226), (249, 87484), (332, 65613), (498, 43742), (996, 21871)]