21220272

素因数分解:

$2^4\times 3^3\times {\mathrm{49121}}^1$

素因数の和:49138

約数の個数: 40

約数和(自身を含む): 60911280

約数和(自身を除く): 39691008

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 48, 54, 72, 108, 144, 216, 432, 49121, 98242, 147363, 196484, 294726, 392968, 442089, 589452, 785936, 884178, 1178904, 1326267, 1768356, 2357808, 2652534, 3536712, 5305068, 7073424, 10610136, 21220272]

約数ペア:

[(1, 21220272), (2, 10610136), (3, 7073424), (4, 5305068), (6, 3536712), (8, 2652534), (9, 2357808), (12, 1768356), (16, 1326267), (18, 1178904), (24, 884178), (27, 785936), (36, 589452), (48, 442089), (54, 392968), (72, 294726), (108, 196484), (144, 147363), (216, 98242), (432, 49121)]