21696354

素因数分解:

$2^1\times 3^2\times {\mathrm{577}}^1\times {\mathrm{2089}}^1$

素因数の和:2674

約数の個数: 24

約数和(自身を含む): 47112780

約数和(自身を除く): 25416426

約数列:

[1, 2, 3, 6, 9, 18, 577, 1154, 1731, 2089, 3462, 4178, 5193, 6267, 10386, 12534, 18801, 37602, 1205353, 2410706, 3616059, 7232118, 10848177, 21696354]

約数ペア:

[(1, 21696354), (2, 10848177), (3, 7232118), (6, 3616059), (9, 2410706), (18, 1205353), (577, 37602), (1154, 18801), (1731, 12534), (2089, 10386), (3462, 6267), (4178, 5193)]