21186216

素因数分解:

$2^3\times 3^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{911}}^1$

素因数の和:959

約数の個数: 96

約数和(自身を含む): 64022400

約数和(自身を除く): 42836184

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 17, 18, 19, 24, 34, 36, 38, 51, 57, 68, 72, 76, 102, 114, 136, 152, 153, 171, 204, 228, 306, 323, 342, 408, 456, 612, 646, 684, 911, 969, 1224, 1292, 1368, 1822, 1938, 2584, 2733, 2907, 3644, 3876, 5466, 5814, 7288, 7752, 8199, 10932, 11628, 15487, 16398, 17309, 21864, 23256, 30974, 32796, 34618, 46461, 51927, 61948, 65592, 69236, 92922, 103854, 123896, 138472, 139383, 155781, 185844, 207708, 278766, 294253, 311562, 371688, 415416, 557532, 588506, 623124, 882759, 1115064, 1177012, 1246248, 1765518, 2354024, 2648277, 3531036, 5296554, 7062072, 10593108, 21186216]

約数ペア:

[(1, 21186216), (2, 10593108), (3, 7062072), (4, 5296554), (6, 3531036), (8, 2648277), (9, 2354024), (12, 1765518), (17, 1246248), (18, 1177012), (19, 1115064), (24, 882759), (34, 623124), (36, 588506), (38, 557532), (51, 415416), (57, 371688), (68, 311562), (72, 294253), (76, 278766), (102, 207708), (114, 185844), (136, 155781), (152, 139383), (153, 138472), (171, 123896), (204, 103854), (228, 92922), (306, 69236), (323, 65592), (342, 61948), (408, 51927), (456, 46461), (612, 34618), (646, 32796), (684, 30974), (911, 23256), (969, 21864), (1224, 17309), (1292, 16398), (1368, 15487), (1822, 11628), (1938, 10932), (2584, 8199), (2733, 7752), (2907, 7288), (3644, 5814), (3876, 5466)]