21544236

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{107}}^1$

素因数の和:188

約数の個数: 144

約数和(自身を含む): 67931136

約数和(自身を除く): 46386900

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 17, 18, 21, 28, 34, 36, 42, 47, 51, 63, 68, 84, 94, 102, 107, 119, 126, 141, 153, 188, 204, 214, 238, 252, 282, 306, 321, 329, 357, 423, 428, 476, 564, 612, 642, 658, 714, 749, 799, 846, 963, 987, 1071, 1284, 1316, 1428, 1498, 1598, 1692, 1819, 1926, 1974, 2142, 2247, 2397, 2961, 2996, 3196, 3638, 3852, 3948, 4284, 4494, 4794, 5029, 5457, 5593, 5922, 6741, 7191, 7276, 8988, 9588, 10058, 10914, 11186, 11844, 12733, 13482, 14382, 15087, 16371, 16779, 20116, 21828, 22372, 25466, 26964, 28764, 30174, 32742, 33558, 35203, 38199, 45261, 50337, 50932, 60348, 65484, 67116, 70406, 76398, 85493, 90522, 100674, 105609, 114597, 140812, 152796, 170986, 181044, 201348, 211218, 229194, 256479, 316827, 341972, 422436, 458388, 512958, 598451, 633654, 769437, 1025916, 1196902, 1267308, 1538874, 1795353, 2393804, 3077748, 3590706, 5386059, 7181412, 10772118, 21544236]

約数ペア:

[(1, 21544236), (2, 10772118), (3, 7181412), (4, 5386059), (6, 3590706), (7, 3077748), (9, 2393804), (12, 1795353), (14, 1538874), (17, 1267308), (18, 1196902), (21, 1025916), (28, 769437), (34, 633654), (36, 598451), (42, 512958), (47, 458388), (51, 422436), (63, 341972), (68, 316827), (84, 256479), (94, 229194), (102, 211218), (107, 201348), (119, 181044), (126, 170986), (141, 152796), (153, 140812), (188, 114597), (204, 105609), (214, 100674), (238, 90522), (252, 85493), (282, 76398), (306, 70406), (321, 67116), (329, 65484), (357, 60348), (423, 50932), (428, 50337), (476, 45261), (564, 38199), (612, 35203), (642, 33558), (658, 32742), (714, 30174), (749, 28764), (799, 26964), (846, 25466), (963, 22372), (987, 21828), (1071, 20116), (1284, 16779), (1316, 16371), (1428, 15087), (1498, 14382), (1598, 13482), (1692, 12733), (1819, 11844), (1926, 11186), (1974, 10914), (2142, 10058), (2247, 9588), (2397, 8988), (2961, 7276), (2996, 7191), (3196, 6741), (3638, 5922), (3852, 5593), (3948, 5457), (4284, 5029), (4494, 4794)]