21418848

素因数分解:

$2^5\times 3^2\times {\mathrm{11}}^1\times {\mathrm{6761}}^1$

素因数の和:6788

約数の個数: 72

約数和(自身を含む): 66456936

約数和(自身を除く): 45038088

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 16, 18, 22, 24, 32, 33, 36, 44, 48, 66, 72, 88, 96, 99, 132, 144, 176, 198, 264, 288, 352, 396, 528, 792, 1056, 1584, 3168, 6761, 13522, 20283, 27044, 40566, 54088, 60849, 74371, 81132, 108176, 121698, 148742, 162264, 216352, 223113, 243396, 297484, 324528, 446226, 486792, 594968, 649056, 669339, 892452, 973584, 1189936, 1338678, 1784904, 1947168, 2379872, 2677356, 3569808, 5354712, 7139616, 10709424, 21418848]

約数ペア:

[(1, 21418848), (2, 10709424), (3, 7139616), (4, 5354712), (6, 3569808), (8, 2677356), (9, 2379872), (11, 1947168), (12, 1784904), (16, 1338678), (18, 1189936), (22, 973584), (24, 892452), (32, 669339), (33, 649056), (36, 594968), (44, 486792), (48, 446226), (66, 324528), (72, 297484), (88, 243396), (96, 223113), (99, 216352), (132, 162264), (144, 148742), (176, 121698), (198, 108176), (264, 81132), (288, 74371), (352, 60849), (396, 54088), (528, 40566), (792, 27044), (1056, 20283), (1584, 13522), (3168, 6761)]