21962820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{107}}^1\times {\mathrm{311}}^1$

素因数の和:441

約数の個数: 96

約数和(自身を含む): 67931136

約数和(自身を除く): 45968316

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 33, 44, 55, 60, 66, 107, 110, 132, 165, 214, 220, 311, 321, 330, 428, 535, 622, 642, 660, 933, 1070, 1177, 1244, 1284, 1555, 1605, 1866, 2140, 2354, 3110, 3210, 3421, 3531, 3732, 4665, 4708, 5885, 6220, 6420, 6842, 7062, 9330, 10263, 11770, 13684, 14124, 17105, 17655, 18660, 20526, 23540, 33277, 34210, 35310, 41052, 51315, 66554, 68420, 70620, 99831, 102630, 133108, 166385, 199662, 205260, 332770, 366047, 399324, 499155, 665540, 732094, 998310, 1098141, 1464188, 1830235, 1996620, 2196282, 3660470, 4392564, 5490705, 7320940, 10981410, 21962820]

約数ペア:

[(1, 21962820), (2, 10981410), (3, 7320940), (4, 5490705), (5, 4392564), (6, 3660470), (10, 2196282), (11, 1996620), (12, 1830235), (15, 1464188), (20, 1098141), (22, 998310), (30, 732094), (33, 665540), (44, 499155), (55, 399324), (60, 366047), (66, 332770), (107, 205260), (110, 199662), (132, 166385), (165, 133108), (214, 102630), (220, 99831), (311, 70620), (321, 68420), (330, 66554), (428, 51315), (535, 41052), (622, 35310), (642, 34210), (660, 33277), (933, 23540), (1070, 20526), (1177, 18660), (1244, 17655), (1284, 17105), (1555, 14124), (1605, 13684), (1866, 11770), (2140, 10263), (2354, 9330), (3110, 7062), (3210, 6842), (3421, 6420), (3531, 6220), (3732, 5885), (4665, 4708)]