21779184

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{1223}}^1$

素因数の和:1294

約数の個数: 80

約数和(自身を含む): 65567232

約数和(自身を除く): 43788048

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 53, 56, 84, 106, 112, 159, 168, 212, 318, 336, 371, 424, 636, 742, 848, 1113, 1223, 1272, 1484, 2226, 2446, 2544, 2968, 3669, 4452, 4892, 5936, 7338, 8561, 8904, 9784, 14676, 17122, 17808, 19568, 25683, 29352, 34244, 51366, 58704, 64819, 68488, 102732, 129638, 136976, 194457, 205464, 259276, 388914, 410928, 453733, 518552, 777828, 907466, 1037104, 1361199, 1555656, 1814932, 2722398, 3111312, 3629864, 5444796, 7259728, 10889592, 21779184]

約数ペア:

[(1, 21779184), (2, 10889592), (3, 7259728), (4, 5444796), (6, 3629864), (7, 3111312), (8, 2722398), (12, 1814932), (14, 1555656), (16, 1361199), (21, 1037104), (24, 907466), (28, 777828), (42, 518552), (48, 453733), (53, 410928), (56, 388914), (84, 259276), (106, 205464), (112, 194457), (159, 136976), (168, 129638), (212, 102732), (318, 68488), (336, 64819), (371, 58704), (424, 51366), (636, 34244), (742, 29352), (848, 25683), (1113, 19568), (1223, 17808), (1272, 17122), (1484, 14676), (2226, 9784), (2446, 8904), (2544, 8561), (2968, 7338), (3669, 5936), (4452, 4892)]