21550746670

素因数分解:

$2^1\times 5^1\times {\mathrm{173}}^1\times {\mathrm{227}}^1\times {\mathrm{54877}}^1$

素因数の和:55284

約数の個数: 32

約数和(自身を含む): 39188160288

約数和(自身を除く): 17637413618

約数列:

[1, 2, 5, 10, 173, 227, 346, 454, 865, 1135, 1730, 2270, 39271, 54877, 78542, 109754, 196355, 274385, 392710, 548770, 9493721, 12457079, 18987442, 24914158, 47468605, 62285395, 94937210, 124570790, 2155074667, 4310149334, 10775373335, 21550746670]

約数ペア:

[(1, 21550746670), (2, 10775373335), (5, 4310149334), (10, 2155074667), (173, 124570790), (227, 94937210), (346, 62285395), (454, 47468605), (865, 24914158), (1135, 18987442), (1730, 12457079), (2270, 9493721), (39271, 548770), (54877, 392710), (78542, 274385), (109754, 196355)]