21434384

素因数分解:

$2^4\times {\mathrm{607}}^1\times {\mathrm{2207}}^1$

素因数の和:2822

約数の個数: 20

約数和(自身を含む): 41616384

約数和(自身を除く): 20182000

約数列:

[1, 2, 4, 8, 16, 607, 1214, 2207, 2428, 4414, 4856, 8828, 9712, 17656, 35312, 1339649, 2679298, 5358596, 10717192, 21434384]

約数ペア:

[(1, 21434384), (2, 10717192), (4, 5358596), (8, 2679298), (16, 1339649), (607, 35312), (1214, 17656), (2207, 9712), (2428, 8828), (4414, 4856)]