21310564

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{8209}}^1$

素因数の和:8283

約数の個数: 24

約数和(自身を含む): 41378400

約数和(自身を除く): 20067836

約数列:

[1, 2, 4, 11, 22, 44, 59, 118, 236, 649, 1298, 2596, 8209, 16418, 32836, 90299, 180598, 361196, 484331, 968662, 1937324, 5327641, 10655282, 21310564]

約数ペア:

[(1, 21310564), (2, 10655282), (4, 5327641), (11, 1937324), (22, 968662), (44, 484331), (59, 361196), (118, 180598), (236, 90299), (649, 32836), (1298, 16418), (2596, 8209)]