21362200

素因数分解:

$2^3\times 5^2\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{103}}^1$

素因数の和:197

約数の個数: 96

約数和(自身を含む): 53969760

約数和(自身を除く): 32607560

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 25, 34, 40, 50, 61, 68, 85, 100, 103, 122, 136, 170, 200, 206, 244, 305, 340, 412, 425, 488, 515, 610, 680, 824, 850, 1030, 1037, 1220, 1525, 1700, 1751, 2060, 2074, 2440, 2575, 3050, 3400, 3502, 4120, 4148, 5150, 5185, 6100, 6283, 7004, 8296, 8755, 10300, 10370, 12200, 12566, 14008, 17510, 20600, 20740, 25132, 25925, 31415, 35020, 41480, 43775, 50264, 51850, 62830, 70040, 87550, 103700, 106811, 125660, 157075, 175100, 207400, 213622, 251320, 314150, 350200, 427244, 534055, 628300, 854488, 1068110, 1256600, 2136220, 2670275, 4272440, 5340550, 10681100, 21362200]

約数ペア:

[(1, 21362200), (2, 10681100), (4, 5340550), (5, 4272440), (8, 2670275), (10, 2136220), (17, 1256600), (20, 1068110), (25, 854488), (34, 628300), (40, 534055), (50, 427244), (61, 350200), (68, 314150), (85, 251320), (100, 213622), (103, 207400), (122, 175100), (136, 157075), (170, 125660), (200, 106811), (206, 103700), (244, 87550), (305, 70040), (340, 62830), (412, 51850), (425, 50264), (488, 43775), (515, 41480), (610, 35020), (680, 31415), (824, 25925), (850, 25132), (1030, 20740), (1037, 20600), (1220, 17510), (1525, 14008), (1700, 12566), (1751, 12200), (2060, 10370), (2074, 10300), (2440, 8755), (2575, 8296), (3050, 7004), (3400, 6283), (3502, 6100), (4120, 5185), (4148, 5150)]