21336224

素因数分解:

$2^5\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{431}}^1$

素因数の和:478

約数の個数: 96

約数和(自身を含む): 54867456

約数和(自身を除く): 33531232

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 17, 26, 28, 32, 34, 52, 56, 68, 91, 104, 112, 119, 136, 182, 208, 221, 224, 238, 272, 364, 416, 431, 442, 476, 544, 728, 862, 884, 952, 1456, 1547, 1724, 1768, 1904, 2912, 3017, 3094, 3448, 3536, 3808, 5603, 6034, 6188, 6896, 7072, 7327, 11206, 12068, 12376, 13792, 14654, 22412, 24136, 24752, 29308, 39221, 44824, 48272, 49504, 51289, 58616, 78442, 89648, 95251, 96544, 102578, 117232, 156884, 179296, 190502, 205156, 234464, 313768, 381004, 410312, 627536, 666757, 762008, 820624, 1255072, 1333514, 1524016, 1641248, 2667028, 3048032, 5334056, 10668112, 21336224]

約数ペア:

[(1, 21336224), (2, 10668112), (4, 5334056), (7, 3048032), (8, 2667028), (13, 1641248), (14, 1524016), (16, 1333514), (17, 1255072), (26, 820624), (28, 762008), (32, 666757), (34, 627536), (52, 410312), (56, 381004), (68, 313768), (91, 234464), (104, 205156), (112, 190502), (119, 179296), (136, 156884), (182, 117232), (208, 102578), (221, 96544), (224, 95251), (238, 89648), (272, 78442), (364, 58616), (416, 51289), (431, 49504), (442, 48272), (476, 44824), (544, 39221), (728, 29308), (862, 24752), (884, 24136), (952, 22412), (1456, 14654), (1547, 13792), (1724, 12376), (1768, 12068), (1904, 11206), (2912, 7327), (3017, 7072), (3094, 6896), (3448, 6188), (3536, 6034), (3808, 5603)]