21980032

素因数分解:

$2^7\times {\mathrm{171719}}^1$

素因数の和:171733

約数の個数: 16

約数和(自身を含む): 43788600

約数和(自身を除く): 21808568

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 171719, 343438, 686876, 1373752, 2747504, 5495008, 10990016, 21980032]

約数ペア:

[(1, 21980032), (2, 10990016), (4, 5495008), (8, 2747504), (16, 1373752), (32, 686876), (64, 343438), (128, 171719)]