21806816

素因数分解:

$2^5\times {\mathrm{151}}^1\times {\mathrm{4513}}^1$

素因数の和:4674

約数の個数: 24

約数和(自身を含む): 43226064

約数和(自身を除く): 21419248

約数列:

[1, 2, 4, 8, 16, 32, 151, 302, 604, 1208, 2416, 4513, 4832, 9026, 18052, 36104, 72208, 144416, 681463, 1362926, 2725852, 5451704, 10903408, 21806816]

約数ペア:

[(1, 21806816), (2, 10903408), (4, 5451704), (8, 2725852), (16, 1362926), (32, 681463), (151, 144416), (302, 72208), (604, 36104), (1208, 18052), (2416, 9026), (4513, 4832)]