21762468

素因数分解:

$2^2\times 3^2\times 7^2\times {\mathrm{13}}^2\times {\mathrm{73}}^1$

素因数の和:123

約数の個数: 162

約数和(自身を含む): 70242354

約数和(自身を除く): 48479886

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 13, 14, 18, 21, 26, 28, 36, 39, 42, 49, 52, 63, 73, 78, 84, 91, 98, 117, 126, 146, 147, 156, 169, 182, 196, 219, 234, 252, 273, 292, 294, 338, 364, 438, 441, 468, 507, 511, 546, 588, 637, 657, 676, 819, 876, 882, 949, 1014, 1022, 1092, 1183, 1274, 1314, 1521, 1533, 1638, 1764, 1898, 1911, 2028, 2044, 2366, 2548, 2628, 2847, 3042, 3066, 3276, 3549, 3577, 3796, 3822, 4599, 4732, 5694, 5733, 6084, 6132, 6643, 7098, 7154, 7644, 8281, 8541, 9198, 10647, 10731, 11388, 11466, 12337, 13286, 14196, 14308, 16562, 17082, 18396, 19929, 21294, 21462, 22932, 24674, 24843, 26572, 32193, 33124, 34164, 37011, 39858, 42588, 42924, 46501, 49348, 49686, 59787, 64386, 74022, 74529, 79716, 86359, 93002, 99372, 111033, 119574, 128772, 139503, 148044, 149058, 172718, 186004, 222066, 239148, 259077, 279006, 298116, 345436, 418509, 444132, 518154, 558012, 604513, 777231, 837018, 1036308, 1209026, 1554462, 1674036, 1813539, 2418052, 3108924, 3627078, 5440617, 7254156, 10881234, 21762468]

約数ペア:

[(1, 21762468), (2, 10881234), (3, 7254156), (4, 5440617), (6, 3627078), (7, 3108924), (9, 2418052), (12, 1813539), (13, 1674036), (14, 1554462), (18, 1209026), (21, 1036308), (26, 837018), (28, 777231), (36, 604513), (39, 558012), (42, 518154), (49, 444132), (52, 418509), (63, 345436), (73, 298116), (78, 279006), (84, 259077), (91, 239148), (98, 222066), (117, 186004), (126, 172718), (146, 149058), (147, 148044), (156, 139503), (169, 128772), (182, 119574), (196, 111033), (219, 99372), (234, 93002), (252, 86359), (273, 79716), (292, 74529), (294, 74022), (338, 64386), (364, 59787), (438, 49686), (441, 49348), (468, 46501), (507, 42924), (511, 42588), (546, 39858), (588, 37011), (637, 34164), (657, 33124), (676, 32193), (819, 26572), (876, 24843), (882, 24674), (949, 22932), (1014, 21462), (1022, 21294), (1092, 19929), (1183, 18396), (1274, 17082), (1314, 16562), (1521, 14308), (1533, 14196), (1638, 13286), (1764, 12337), (1898, 11466), (1911, 11388), (2028, 10731), (2044, 10647), (2366, 9198), (2548, 8541), (2628, 8281), (2847, 7644), (3042, 7154), (3066, 7098), (3276, 6643), (3549, 6132), (3577, 6084), (3796, 5733), (3822, 5694), (4599, 4732)]