21938534

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{271}}^1\times {\mathrm{2381}}^1$

素因数の和:2671

約数の個数: 16

約数和(自身を含む): 34986816

約数和(自身を除く): 13048282

約数列:

[1, 2, 17, 34, 271, 542, 2381, 4607, 4762, 9214, 40477, 80954, 645251, 1290502, 10969267, 21938534]

約数ペア:

[(1, 21938534), (2, 10969267), (17, 1290502), (34, 645251), (271, 80954), (542, 40477), (2381, 9214), (4607, 4762)]