21222960

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{8039}}^1$

素因数の和:8066

約数の個数: 80

約数和(自身を含む): 71781120

約数和(自身を除く): 50558160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 33, 40, 44, 48, 55, 60, 66, 80, 88, 110, 120, 132, 165, 176, 220, 240, 264, 330, 440, 528, 660, 880, 1320, 2640, 8039, 16078, 24117, 32156, 40195, 48234, 64312, 80390, 88429, 96468, 120585, 128624, 160780, 176858, 192936, 241170, 265287, 321560, 353716, 385872, 442145, 482340, 530574, 643120, 707432, 884290, 964680, 1061148, 1326435, 1414864, 1768580, 1929360, 2122296, 2652870, 3537160, 4244592, 5305740, 7074320, 10611480, 21222960]

約数ペア:

[(1, 21222960), (2, 10611480), (3, 7074320), (4, 5305740), (5, 4244592), (6, 3537160), (8, 2652870), (10, 2122296), (11, 1929360), (12, 1768580), (15, 1414864), (16, 1326435), (20, 1061148), (22, 964680), (24, 884290), (30, 707432), (33, 643120), (40, 530574), (44, 482340), (48, 442145), (55, 385872), (60, 353716), (66, 321560), (80, 265287), (88, 241170), (110, 192936), (120, 176858), (132, 160780), (165, 128624), (176, 120585), (220, 96468), (240, 88429), (264, 80390), (330, 64312), (440, 48234), (528, 40195), (660, 32156), (880, 24117), (1320, 16078), (2640, 8039)]