21503772

素因数分解:

$2^2\times 3^3\times {\mathrm{199109}}^1$

素因数の和:199122

約数の個数: 24

約数和(自身を含む): 55750800

約数和(自身を除く): 34247028

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 108, 199109, 398218, 597327, 796436, 1194654, 1791981, 2389308, 3583962, 5375943, 7167924, 10751886, 21503772]

約数ペア:

[(1, 21503772), (2, 10751886), (3, 7167924), (4, 5375943), (6, 3583962), (9, 2389308), (12, 1791981), (18, 1194654), (27, 796436), (36, 597327), (54, 398218), (108, 199109)]