21376950

素因数分解:

$2^1\times 3^1\times 5^2\times 7^1\times {\mathrm{20359}}^1$

素因数の和:20381

約数の個数: 48

約数和(自身を含む): 60591360

約数和(自身を除く): 39214410

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 25, 30, 35, 42, 50, 70, 75, 105, 150, 175, 210, 350, 525, 1050, 20359, 40718, 61077, 101795, 122154, 142513, 203590, 285026, 305385, 427539, 508975, 610770, 712565, 855078, 1017950, 1425130, 1526925, 2137695, 3053850, 3562825, 4275390, 7125650, 10688475, 21376950]

約数ペア:

[(1, 21376950), (2, 10688475), (3, 7125650), (5, 4275390), (6, 3562825), (7, 3053850), (10, 2137695), (14, 1526925), (15, 1425130), (21, 1017950), (25, 855078), (30, 712565), (35, 610770), (42, 508975), (50, 427539), (70, 305385), (75, 285026), (105, 203590), (150, 142513), (175, 122154), (210, 101795), (350, 61077), (525, 40718), (1050, 20359)]