21565296

素因数分解:

$2^4\times 3^2\times {\mathrm{149759}}^1$

素因数の和:149773

約数の個数: 30

約数和(自身を含む): 60353280

約数和(自身を除く): 38787984

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 149759, 299518, 449277, 599036, 898554, 1198072, 1347831, 1797108, 2396144, 2695662, 3594216, 5391324, 7188432, 10782648, 21565296]

約数ペア:

[(1, 21565296), (2, 10782648), (3, 7188432), (4, 5391324), (6, 3594216), (8, 2695662), (9, 2396144), (12, 1797108), (16, 1347831), (18, 1198072), (24, 898554), (36, 599036), (48, 449277), (72, 299518), (144, 149759)]