21733206

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{103}}^1\times {\mathrm{139}}^1$

素因数の和:281

約数の個数: 64

約数和(自身を含む): 50319360

約数和(自身を除く): 28586154

約数列:

[1, 2, 3, 6, 11, 22, 23, 33, 46, 66, 69, 103, 138, 139, 206, 253, 278, 309, 417, 506, 618, 759, 834, 1133, 1518, 1529, 2266, 2369, 3058, 3197, 3399, 4587, 4738, 6394, 6798, 7107, 9174, 9591, 14214, 14317, 19182, 26059, 28634, 35167, 42951, 52118, 70334, 78177, 85902, 105501, 156354, 157487, 211002, 314974, 329291, 472461, 658582, 944922, 987873, 1975746, 3622201, 7244402, 10866603, 21733206]

約数ペア:

[(1, 21733206), (2, 10866603), (3, 7244402), (6, 3622201), (11, 1975746), (22, 987873), (23, 944922), (33, 658582), (46, 472461), (66, 329291), (69, 314974), (103, 211002), (138, 157487), (139, 156354), (206, 105501), (253, 85902), (278, 78177), (309, 70334), (417, 52118), (506, 42951), (618, 35167), (759, 28634), (834, 26059), (1133, 19182), (1518, 14317), (1529, 14214), (2266, 9591), (2369, 9174), (3058, 7107), (3197, 6798), (3399, 6394), (4587, 4738)]