71642096

素因数分解:

$2^4\times {\mathrm{211}}^1\times {\mathrm{21221}}^1$

素因数の和:21440

約数の個数: 20

約数和(自身を含む): 139470984

約数和(自身を除く): 67828888

約数列:

[1, 2, 4, 8, 16, 211, 422, 844, 1688, 3376, 21221, 42442, 84884, 169768, 339536, 4477631, 8955262, 17910524, 35821048, 71642096]

約数ペア:

[(1, 71642096), (2, 35821048), (4, 17910524), (8, 8955262), (16, 4477631), (211, 339536), (422, 169768), (844, 84884), (1688, 42442), (3376, 21221)]