21724808

素因数分解:

$2^3\times 7^1\times {\mathrm{227}}^1\times {\mathrm{1709}}^1$

素因数の和:1949

約数の個数: 32

約数和(自身を含む): 46785600

約数和(自身を除く): 25060792

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 227, 454, 908, 1589, 1709, 1816, 3178, 3418, 6356, 6836, 11963, 12712, 13672, 23926, 47852, 95704, 387943, 775886, 1551772, 2715601, 3103544, 5431202, 10862404, 21724808]

約数ペア:

[(1, 21724808), (2, 10862404), (4, 5431202), (7, 3103544), (8, 2715601), (14, 1551772), (28, 775886), (56, 387943), (227, 95704), (454, 47852), (908, 23926), (1589, 13672), (1709, 12712), (1816, 11963), (3178, 6836), (3418, 6356)]