21149192

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{107}}^1\times {\mathrm{797}}^1$

素因数の和:941

約数の個数: 32

約数和(自身を含む): 41368320

約数和(自身を除く): 20219128

約数列:

[1, 2, 4, 8, 31, 62, 107, 124, 214, 248, 428, 797, 856, 1594, 3188, 3317, 6376, 6634, 13268, 24707, 26536, 49414, 85279, 98828, 170558, 197656, 341116, 682232, 2643649, 5287298, 10574596, 21149192]

約数ペア:

[(1, 21149192), (2, 10574596), (4, 5287298), (8, 2643649), (31, 682232), (62, 341116), (107, 197656), (124, 170558), (214, 98828), (248, 85279), (428, 49414), (797, 26536), (856, 24707), (1594, 13268), (3188, 6634), (3317, 6376)]