21554736

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{64151}}^1$

素因数の和:64169

約数の個数: 40

約数和(自身を含む): 63638784

約数和(自身を除く): 42084048

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 84, 112, 168, 336, 64151, 128302, 192453, 256604, 384906, 449057, 513208, 769812, 898114, 1026416, 1347171, 1539624, 1796228, 2694342, 3079248, 3592456, 5388684, 7184912, 10777368, 21554736]

約数ペア:

[(1, 21554736), (2, 10777368), (3, 7184912), (4, 5388684), (6, 3592456), (7, 3079248), (8, 2694342), (12, 1796228), (14, 1539624), (16, 1347171), (21, 1026416), (24, 898114), (28, 769812), (42, 513208), (48, 449057), (56, 384906), (84, 256604), (112, 192453), (168, 128302), (336, 64151)]