21993048

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{3967}}^1$

素因数の和:3997

約数の個数: 96

約数和(自身を含む): 74280960

約数和(自身を除く): 52287912

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 11, 12, 14, 18, 21, 22, 24, 28, 33, 36, 42, 44, 56, 63, 66, 72, 77, 84, 88, 99, 126, 132, 154, 168, 198, 231, 252, 264, 308, 396, 462, 504, 616, 693, 792, 924, 1386, 1848, 2772, 3967, 5544, 7934, 11901, 15868, 23802, 27769, 31736, 35703, 43637, 47604, 55538, 71406, 83307, 87274, 95208, 111076, 130911, 142812, 166614, 174548, 222152, 249921, 261822, 285624, 305459, 333228, 349096, 392733, 499842, 523644, 610918, 666456, 785466, 916377, 999684, 1047288, 1221836, 1570932, 1832754, 1999368, 2443672, 2749131, 3141864, 3665508, 5498262, 7331016, 10996524, 21993048]

約数ペア:

[(1, 21993048), (2, 10996524), (3, 7331016), (4, 5498262), (6, 3665508), (7, 3141864), (8, 2749131), (9, 2443672), (11, 1999368), (12, 1832754), (14, 1570932), (18, 1221836), (21, 1047288), (22, 999684), (24, 916377), (28, 785466), (33, 666456), (36, 610918), (42, 523644), (44, 499842), (56, 392733), (63, 349096), (66, 333228), (72, 305459), (77, 285624), (84, 261822), (88, 249921), (99, 222152), (126, 174548), (132, 166614), (154, 142812), (168, 130911), (198, 111076), (231, 95208), (252, 87274), (264, 83307), (308, 71406), (396, 55538), (462, 47604), (504, 43637), (616, 35703), (693, 31736), (792, 27769), (924, 23802), (1386, 15868), (1848, 11901), (2772, 7934), (3967, 5544)]