21388344

素因数分解:

$2^3\times 3^1\times {\mathrm{23}}^1\times {\mathrm{38747}}^1$

素因数の和:38779

約数の個数: 32

約数和(自身を含む): 55797120

約数和(自身を除く): 34408776

約数列:

[1, 2, 3, 4, 6, 8, 12, 23, 24, 46, 69, 92, 138, 184, 276, 552, 38747, 77494, 116241, 154988, 232482, 309976, 464964, 891181, 929928, 1782362, 2673543, 3564724, 5347086, 7129448, 10694172, 21388344]

約数ペア:

[(1, 21388344), (2, 10694172), (3, 7129448), (4, 5347086), (6, 3564724), (8, 2673543), (12, 1782362), (23, 929928), (24, 891181), (46, 464964), (69, 309976), (92, 232482), (138, 154988), (184, 116241), (276, 77494), (552, 38747)]