21332992

素因数分解:

$2^{10}\times {\mathrm{83}}^1\times {\mathrm{251}}^1$

素因数の和:354

約数の個数: 44

約数和(自身を含む): 43330896

約数和(自身を除く): 21997904

約数列:

[1, 2, 4, 8, 16, 32, 64, 83, 128, 166, 251, 256, 332, 502, 512, 664, 1004, 1024, 1328, 2008, 2656, 4016, 5312, 8032, 10624, 16064, 20833, 21248, 32128, 41666, 42496, 64256, 83332, 84992, 128512, 166664, 257024, 333328, 666656, 1333312, 2666624, 5333248, 10666496, 21332992]

約数ペア:

[(1, 21332992), (2, 10666496), (4, 5333248), (8, 2666624), (16, 1333312), (32, 666656), (64, 333328), (83, 257024), (128, 166664), (166, 128512), (251, 84992), (256, 83332), (332, 64256), (502, 42496), (512, 41666), (664, 32128), (1004, 21248), (1024, 20833), (1328, 16064), (2008, 10624), (2656, 8032), (4016, 5312)]