21706104

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{2749}}^1$

素因数の和:2812

約数の個数: 64

約数和(自身を含む): 63360000

約数和(自身を除く): 41653896

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 47, 56, 84, 94, 141, 168, 188, 282, 329, 376, 564, 658, 987, 1128, 1316, 1974, 2632, 2749, 3948, 5498, 7896, 8247, 10996, 16494, 19243, 21992, 32988, 38486, 57729, 65976, 76972, 115458, 129203, 153944, 230916, 258406, 387609, 461832, 516812, 775218, 904421, 1033624, 1550436, 1808842, 2713263, 3100872, 3617684, 5426526, 7235368, 10853052, 21706104]

約数ペア:

[(1, 21706104), (2, 10853052), (3, 7235368), (4, 5426526), (6, 3617684), (7, 3100872), (8, 2713263), (12, 1808842), (14, 1550436), (21, 1033624), (24, 904421), (28, 775218), (42, 516812), (47, 461832), (56, 387609), (84, 258406), (94, 230916), (141, 153944), (168, 129203), (188, 115458), (282, 76972), (329, 65976), (376, 57729), (564, 38486), (658, 32988), (987, 21992), (1128, 19243), (1316, 16494), (1974, 10996), (2632, 8247), (2749, 7896), (3948, 5498)]