21647136

素因数分解:

$2^5\times 3^1\times 7^1\times {\mathrm{32213}}^1$

素因数の和:32233

約数の個数: 48

約数和(自身を含む): 64943424

約数和(自身を除く): 43296288

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 56, 84, 96, 112, 168, 224, 336, 672, 32213, 64426, 96639, 128852, 193278, 225491, 257704, 386556, 450982, 515408, 676473, 773112, 901964, 1030816, 1352946, 1546224, 1803928, 2705892, 3092448, 3607856, 5411784, 7215712, 10823568, 21647136]

約数ペア:

[(1, 21647136), (2, 10823568), (3, 7215712), (4, 5411784), (6, 3607856), (7, 3092448), (8, 2705892), (12, 1803928), (14, 1546224), (16, 1352946), (21, 1030816), (24, 901964), (28, 773112), (32, 676473), (42, 515408), (48, 450982), (56, 386556), (84, 257704), (96, 225491), (112, 193278), (168, 128852), (224, 96639), (336, 64426), (672, 32213)]