21994344

素因数分解:

$2^3\times 3^2\times {\mathrm{305477}}^1$

素因数の和:305489

約数の個数: 24

約数和(自身を含む): 59568210

約数和(自身を除く): 37573866

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 305477, 610954, 916431, 1221908, 1832862, 2443816, 2749293, 3665724, 5498586, 7331448, 10997172, 21994344]

約数ペア:

[(1, 21994344), (2, 10997172), (3, 7331448), (4, 5498586), (6, 3665724), (8, 2749293), (9, 2443816), (12, 1832862), (18, 1221908), (24, 916431), (36, 610954), (72, 305477)]