21285248

素因数分解:

$2^7\times {\mathrm{179}}^1\times {\mathrm{929}}^1$

素因数の和:1122

約数の個数: 32

約数和(自身を含む): 42687000

約数和(自身を除く): 21401752

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 179, 358, 716, 929, 1432, 1858, 2864, 3716, 5728, 7432, 11456, 14864, 22912, 29728, 59456, 118912, 166291, 332582, 665164, 1330328, 2660656, 5321312, 10642624, 21285248]

約数ペア:

[(1, 21285248), (2, 10642624), (4, 5321312), (8, 2660656), (16, 1330328), (32, 665164), (64, 332582), (128, 166291), (179, 118912), (358, 59456), (716, 29728), (929, 22912), (1432, 14864), (1858, 11456), (2864, 7432), (3716, 5728)]