21256776

素因数分解:

$2^3\times 3^3\times {\mathrm{98411}}^1$

素因数の和:98426

約数の個数: 32

約数和(自身を含む): 59047200

約数和(自身を除く): 37790424

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 108, 216, 98411, 196822, 295233, 393644, 590466, 787288, 885699, 1180932, 1771398, 2361864, 2657097, 3542796, 5314194, 7085592, 10628388, 21256776]

約数ペア:

[(1, 21256776), (2, 10628388), (3, 7085592), (4, 5314194), (6, 3542796), (8, 2657097), (9, 2361864), (12, 1771398), (18, 1180932), (24, 885699), (27, 787288), (36, 590466), (54, 393644), (72, 295233), (108, 196822), (216, 98411)]