21947472

素因数分解:

$2^4\times 3^2\times {\mathrm{173}}^1\times {\mathrm{881}}^1$

素因数の和:1068

約数の個数: 60

約数和(自身を含む): 61847604

約数和(自身を除く): 39900132

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 173, 346, 519, 692, 881, 1038, 1384, 1557, 1762, 2076, 2643, 2768, 3114, 3524, 4152, 5286, 6228, 7048, 7929, 8304, 10572, 12456, 14096, 15858, 21144, 24912, 31716, 42288, 63432, 126864, 152413, 304826, 457239, 609652, 914478, 1219304, 1371717, 1828956, 2438608, 2743434, 3657912, 5486868, 7315824, 10973736, 21947472]

約数ペア:

[(1, 21947472), (2, 10973736), (3, 7315824), (4, 5486868), (6, 3657912), (8, 2743434), (9, 2438608), (12, 1828956), (16, 1371717), (18, 1219304), (24, 914478), (36, 609652), (48, 457239), (72, 304826), (144, 152413), (173, 126864), (346, 63432), (519, 42288), (692, 31716), (881, 24912), (1038, 21144), (1384, 15858), (1557, 14096), (1762, 12456), (2076, 10572), (2643, 8304), (2768, 7929), (3114, 7048), (3524, 6228), (4152, 5286)]