21882700

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{727}}^1$

素因数の和:791

約数の個数: 72

約数和(自身を含む): 55607552

約数和(自身を除く): 33724852

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 43, 50, 70, 86, 100, 140, 172, 175, 215, 301, 350, 430, 602, 700, 727, 860, 1075, 1204, 1454, 1505, 2150, 2908, 3010, 3635, 4300, 5089, 6020, 7270, 7525, 10178, 14540, 15050, 18175, 20356, 25445, 30100, 31261, 36350, 50890, 62522, 72700, 101780, 125044, 127225, 156305, 218827, 254450, 312610, 437654, 508900, 625220, 781525, 875308, 1094135, 1563050, 2188270, 3126100, 4376540, 5470675, 10941350, 21882700]

約数ペア:

[(1, 21882700), (2, 10941350), (4, 5470675), (5, 4376540), (7, 3126100), (10, 2188270), (14, 1563050), (20, 1094135), (25, 875308), (28, 781525), (35, 625220), (43, 508900), (50, 437654), (70, 312610), (86, 254450), (100, 218827), (140, 156305), (172, 127225), (175, 125044), (215, 101780), (301, 72700), (350, 62522), (430, 50890), (602, 36350), (700, 31261), (727, 30100), (860, 25445), (1075, 20356), (1204, 18175), (1454, 15050), (1505, 14540), (2150, 10178), (2908, 7525), (3010, 7270), (3635, 6020), (4300, 5089)]