21234330

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{18149}}^1$

素因数の和:18175

約数の個数: 48

約数和(自身を含む): 59459400

約数和(自身を除く): 38225070

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 30, 39, 45, 65, 78, 90, 117, 130, 195, 234, 390, 585, 1170, 18149, 36298, 54447, 90745, 108894, 163341, 181490, 235937, 272235, 326682, 471874, 544470, 707811, 816705, 1179685, 1415622, 1633410, 2123433, 2359370, 3539055, 4246866, 7078110, 10617165, 21234330]

約数ペア:

[(1, 21234330), (2, 10617165), (3, 7078110), (5, 4246866), (6, 3539055), (9, 2359370), (10, 2123433), (13, 1633410), (15, 1415622), (18, 1179685), (26, 816705), (30, 707811), (39, 544470), (45, 471874), (65, 326682), (78, 272235), (90, 235937), (117, 181490), (130, 163341), (195, 108894), (234, 90745), (390, 54447), (585, 36298), (1170, 18149)]