201721212

素因数分解:

$2^2\times 3^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{127}}^1\times {\mathrm{191}}^1$

素因数の和:349

約数の個数: 192

約数和(自身を含む): 660602880

約数和(自身を除く): 458881668

約数列:

[1, 2, 3, 4, 6, 7, 9, 11, 12, 14, 18, 21, 22, 27, 28, 33, 36, 42, 44, 54, 63, 66, 77, 84, 99, 108, 126, 127, 132, 154, 189, 191, 198, 231, 252, 254, 297, 308, 378, 381, 382, 396, 462, 508, 573, 594, 693, 756, 762, 764, 889, 924, 1143, 1146, 1188, 1337, 1386, 1397, 1524, 1719, 1778, 2079, 2101, 2286, 2292, 2667, 2674, 2772, 2794, 3429, 3438, 3556, 4011, 4158, 4191, 4202, 4572, 5157, 5334, 5348, 5588, 6303, 6858, 6876, 8001, 8022, 8316, 8382, 8404, 9779, 10314, 10668, 12033, 12573, 12606, 13716, 14707, 16002, 16044, 16764, 18909, 19558, 20628, 24003, 24066, 24257, 25146, 25212, 29337, 29414, 32004, 36099, 37719, 37818, 39116, 44121, 48006, 48132, 48514, 50292, 56727, 58674, 58828, 72198, 72771, 75438, 75636, 88011, 88242, 96012, 97028, 113454, 117348, 132363, 144396, 145542, 150876, 169799, 176022, 176484, 218313, 226908, 264033, 264726, 266827, 291084, 339598, 352044, 397089, 436626, 509397, 528066, 529452, 533654, 654939, 679196, 794178, 800481, 873252, 1018794, 1056132, 1067308, 1309878, 1528191, 1588356, 1600962, 1867789, 2037588, 2401443, 2619756, 3056382, 3201924, 3735578, 4584573, 4802886, 5603367, 6112764, 7204329, 7471156, 9169146, 9605772, 11206734, 14408658, 16810101, 18338292, 22413468, 28817316, 33620202, 50430303, 67240404, 100860606, 201721212]

約数ペア:

[(1, 201721212), (2, 100860606), (3, 67240404), (4, 50430303), (6, 33620202), (7, 28817316), (9, 22413468), (11, 18338292), (12, 16810101), (14, 14408658), (18, 11206734), (21, 9605772), (22, 9169146), (27, 7471156), (28, 7204329), (33, 6112764), (36, 5603367), (42, 4802886), (44, 4584573), (54, 3735578), (63, 3201924), (66, 3056382), (77, 2619756), (84, 2401443), (99, 2037588), (108, 1867789), (126, 1600962), (127, 1588356), (132, 1528191), (154, 1309878), (189, 1067308), (191, 1056132), (198, 1018794), (231, 873252), (252, 800481), (254, 794178), (297, 679196), (308, 654939), (378, 533654), (381, 529452), (382, 528066), (396, 509397), (462, 436626), (508, 397089), (573, 352044), (594, 339598), (693, 291084), (756, 266827), (762, 264726), (764, 264033), (889, 226908), (924, 218313), (1143, 176484), (1146, 176022), (1188, 169799), (1337, 150876), (1386, 145542), (1397, 144396), (1524, 132363), (1719, 117348), (1778, 113454), (2079, 97028), (2101, 96012), (2286, 88242), (2292, 88011), (2667, 75636), (2674, 75438), (2772, 72771), (2794, 72198), (3429, 58828), (3438, 58674), (3556, 56727), (4011, 50292), (4158, 48514), (4191, 48132), (4202, 48006), (4572, 44121), (5157, 39116), (5334, 37818), (5348, 37719), (5588, 36099), (6303, 32004), (6858, 29414), (6876, 29337), (8001, 25212), (8022, 25146), (8316, 24257), (8382, 24066), (8404, 24003), (9779, 20628), (10314, 19558), (10668, 18909), (12033, 16764), (12573, 16044), (12606, 16002), (13716, 14707)]