21200200

素因数分解:

$2^3\times 5^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{797}}^1$

素因数の和:839

約数の個数: 96

約数和(自身を含む): 59371200

約数和(自身を除く): 38171000

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 19, 20, 25, 28, 35, 38, 40, 50, 56, 70, 76, 95, 100, 133, 140, 152, 175, 190, 200, 266, 280, 350, 380, 475, 532, 665, 700, 760, 797, 950, 1064, 1330, 1400, 1594, 1900, 2660, 3188, 3325, 3800, 3985, 5320, 5579, 6376, 6650, 7970, 11158, 13300, 15143, 15940, 19925, 22316, 26600, 27895, 30286, 31880, 39850, 44632, 55790, 60572, 75715, 79700, 106001, 111580, 121144, 139475, 151430, 159400, 212002, 223160, 278950, 302860, 378575, 424004, 530005, 557900, 605720, 757150, 848008, 1060010, 1115800, 1514300, 2120020, 2650025, 3028600, 4240040, 5300050, 10600100, 21200200]

約数ペア:

[(1, 21200200), (2, 10600100), (4, 5300050), (5, 4240040), (7, 3028600), (8, 2650025), (10, 2120020), (14, 1514300), (19, 1115800), (20, 1060010), (25, 848008), (28, 757150), (35, 605720), (38, 557900), (40, 530005), (50, 424004), (56, 378575), (70, 302860), (76, 278950), (95, 223160), (100, 212002), (133, 159400), (140, 151430), (152, 139475), (175, 121144), (190, 111580), (200, 106001), (266, 79700), (280, 75715), (350, 60572), (380, 55790), (475, 44632), (532, 39850), (665, 31880), (700, 30286), (760, 27895), (797, 26600), (950, 22316), (1064, 19925), (1330, 15940), (1400, 15143), (1594, 13300), (1900, 11158), (2660, 7970), (3188, 6650), (3325, 6376), (3800, 5579), (3985, 5320)]