21827072

素因数分解:

$2^9\times {\mathrm{89}}^1\times {\mathrm{479}}^1$

素因数の和:586

約数の個数: 40

約数和(自身を含む): 44193600

約数和(自身を除く): 22366528

約数列:

[1, 2, 4, 8, 16, 32, 64, 89, 128, 178, 256, 356, 479, 512, 712, 958, 1424, 1916, 2848, 3832, 5696, 7664, 11392, 15328, 22784, 30656, 42631, 45568, 61312, 85262, 122624, 170524, 245248, 341048, 682096, 1364192, 2728384, 5456768, 10913536, 21827072]

約数ペア:

[(1, 21827072), (2, 10913536), (4, 5456768), (8, 2728384), (16, 1364192), (32, 682096), (64, 341048), (89, 245248), (128, 170524), (178, 122624), (256, 85262), (356, 61312), (479, 45568), (512, 42631), (712, 30656), (958, 22784), (1424, 15328), (1916, 11392), (2848, 7664), (3832, 5696)]