21046224

素因数分解:

$2^4\times 3^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{491}}^1$

素因数の和:568

約数の個数: 80

約数和(自身を含む): 58567680

約数和(自身を除く): 37521456

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 19, 24, 38, 47, 48, 57, 76, 94, 114, 141, 152, 188, 228, 282, 304, 376, 456, 491, 564, 752, 893, 912, 982, 1128, 1473, 1786, 1964, 2256, 2679, 2946, 3572, 3928, 5358, 5892, 7144, 7856, 9329, 10716, 11784, 14288, 18658, 21432, 23077, 23568, 27987, 37316, 42864, 46154, 55974, 69231, 74632, 92308, 111948, 138462, 149264, 184616, 223896, 276924, 369232, 438463, 447792, 553848, 876926, 1107696, 1315389, 1753852, 2630778, 3507704, 5261556, 7015408, 10523112, 21046224]

約数ペア:

[(1, 21046224), (2, 10523112), (3, 7015408), (4, 5261556), (6, 3507704), (8, 2630778), (12, 1753852), (16, 1315389), (19, 1107696), (24, 876926), (38, 553848), (47, 447792), (48, 438463), (57, 369232), (76, 276924), (94, 223896), (114, 184616), (141, 149264), (152, 138462), (188, 111948), (228, 92308), (282, 74632), (304, 69231), (376, 55974), (456, 46154), (491, 42864), (564, 37316), (752, 27987), (893, 23568), (912, 23077), (982, 21432), (1128, 18658), (1473, 14288), (1786, 11784), (1964, 10716), (2256, 9329), (2679, 7856), (2946, 7144), (3572, 5892), (3928, 5358)]