21272470

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{92489}}^1$

素因数の和:92519

約数の個数: 16

約数和(自身を含む): 39955680

約数和(自身を除く): 18683210

約数列:

[1, 2, 5, 10, 23, 46, 115, 230, 92489, 184978, 462445, 924890, 2127247, 4254494, 10636235, 21272470]

約数ペア:

[(1, 21272470), (2, 10636235), (5, 4254494), (10, 2127247), (23, 924890), (46, 462445), (115, 184978), (230, 92489)]