21164328

素因数分解:

$2^3\times 3^6\times {\mathrm{19}}^1\times {\mathrm{191}}^1$

素因数の和:234

約数の個数: 112

約数和(自身を含む): 62956800

約数和(自身を除く): 41792472

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 19, 24, 27, 36, 38, 54, 57, 72, 76, 81, 108, 114, 152, 162, 171, 191, 216, 228, 243, 324, 342, 382, 456, 486, 513, 573, 648, 684, 729, 764, 972, 1026, 1146, 1368, 1458, 1528, 1539, 1719, 1944, 2052, 2292, 2916, 3078, 3438, 3629, 4104, 4584, 4617, 5157, 5832, 6156, 6876, 7258, 9234, 10314, 10887, 12312, 13752, 13851, 14516, 15471, 18468, 20628, 21774, 27702, 29032, 30942, 32661, 36936, 41256, 43548, 46413, 55404, 61884, 65322, 87096, 92826, 97983, 110808, 123768, 130644, 139239, 185652, 195966, 261288, 278478, 293949, 371304, 391932, 556956, 587898, 783864, 881847, 1113912, 1175796, 1763694, 2351592, 2645541, 3527388, 5291082, 7054776, 10582164, 21164328]

約数ペア:

[(1, 21164328), (2, 10582164), (3, 7054776), (4, 5291082), (6, 3527388), (8, 2645541), (9, 2351592), (12, 1763694), (18, 1175796), (19, 1113912), (24, 881847), (27, 783864), (36, 587898), (38, 556956), (54, 391932), (57, 371304), (72, 293949), (76, 278478), (81, 261288), (108, 195966), (114, 185652), (152, 139239), (162, 130644), (171, 123768), (191, 110808), (216, 97983), (228, 92826), (243, 87096), (324, 65322), (342, 61884), (382, 55404), (456, 46413), (486, 43548), (513, 41256), (573, 36936), (648, 32661), (684, 30942), (729, 29032), (764, 27702), (972, 21774), (1026, 20628), (1146, 18468), (1368, 15471), (1458, 14516), (1528, 13851), (1539, 13752), (1719, 12312), (1944, 10887), (2052, 10314), (2292, 9234), (2916, 7258), (3078, 6876), (3438, 6156), (3629, 5832), (4104, 5157), (4584, 4617)]