21688384

素因数分解:

$2^6\times {\mathrm{109}}^1\times {\mathrm{3109}}^1$

素因数の和:3230

約数の個数: 28

約数和(自身を含む): 43446700

約数和(自身を除く): 21758316

約数列:

[1, 2, 4, 8, 16, 32, 64, 109, 218, 436, 872, 1744, 3109, 3488, 6218, 6976, 12436, 24872, 49744, 99488, 198976, 338881, 677762, 1355524, 2711048, 5422096, 10844192, 21688384]

約数ペア:

[(1, 21688384), (2, 10844192), (4, 5422096), (8, 2711048), (16, 1355524), (32, 677762), (64, 338881), (109, 198976), (218, 99488), (436, 49744), (872, 24872), (1744, 12436), (3109, 6976), (3488, 6218)]