21222476

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{15559}}^1$

素因数の和:15605

約数の個数: 24

約数和(自身を含む): 41825280

約数和(自身を除く): 20602804

約数列:

[1, 2, 4, 11, 22, 31, 44, 62, 124, 341, 682, 1364, 15559, 31118, 62236, 171149, 342298, 482329, 684596, 964658, 1929316, 5305619, 10611238, 21222476]

約数ペア:

[(1, 21222476), (2, 10611238), (4, 5305619), (11, 1929316), (22, 964658), (31, 684596), (44, 482329), (62, 342298), (124, 171149), (341, 62236), (682, 31118), (1364, 15559)]