21482720

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{19181}}^1$

素因数の和:19203

約数の個数: 48

約数和(自身を含む): 58006368

約数和(自身を除く): 36523648

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 280, 560, 1120, 19181, 38362, 76724, 95905, 134267, 153448, 191810, 268534, 306896, 383620, 537068, 613792, 671335, 767240, 1074136, 1342670, 1534480, 2148272, 2685340, 3068960, 4296544, 5370680, 10741360, 21482720]

約数ペア:

[(1, 21482720), (2, 10741360), (4, 5370680), (5, 4296544), (7, 3068960), (8, 2685340), (10, 2148272), (14, 1534480), (16, 1342670), (20, 1074136), (28, 767240), (32, 671335), (35, 613792), (40, 537068), (56, 383620), (70, 306896), (80, 268534), (112, 191810), (140, 153448), (160, 134267), (224, 95905), (280, 76724), (560, 38362), (1120, 19181)]