21388686

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{1733}}^1$

素因数の和:1777

約数の個数: 48

約数和(自身を含む): 49814352

約数和(自身を除く): 28425666

約数列:

[1, 2, 3, 6, 11, 17, 22, 33, 34, 51, 66, 102, 121, 187, 242, 363, 374, 561, 726, 1122, 1733, 2057, 3466, 4114, 5199, 6171, 10398, 12342, 19063, 29461, 38126, 57189, 58922, 88383, 114378, 176766, 209693, 324071, 419386, 629079, 648142, 972213, 1258158, 1944426, 3564781, 7129562, 10694343, 21388686]

約数ペア:

[(1, 21388686), (2, 10694343), (3, 7129562), (6, 3564781), (11, 1944426), (17, 1258158), (22, 972213), (33, 648142), (34, 629079), (51, 419386), (66, 324071), (102, 209693), (121, 176766), (187, 114378), (242, 88383), (363, 58922), (374, 57189), (561, 38126), (726, 29461), (1122, 19063), (1733, 12342), (2057, 10398), (3466, 6171), (4114, 5199)]