21054624

素因数分解:

$2^5\times 3^1\times {\mathrm{71}}^1\times {\mathrm{3089}}^1$

素因数の和:3173

約数の個数: 48

約数和(自身を含む): 56064960

約数和(自身を除く): 35010336

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 71, 96, 142, 213, 284, 426, 568, 852, 1136, 1704, 2272, 3089, 3408, 6178, 6816, 9267, 12356, 18534, 24712, 37068, 49424, 74136, 98848, 148272, 219319, 296544, 438638, 657957, 877276, 1315914, 1754552, 2631828, 3509104, 5263656, 7018208, 10527312, 21054624]

約数ペア:

[(1, 21054624), (2, 10527312), (3, 7018208), (4, 5263656), (6, 3509104), (8, 2631828), (12, 1754552), (16, 1315914), (24, 877276), (32, 657957), (48, 438638), (71, 296544), (96, 219319), (142, 148272), (213, 98848), (284, 74136), (426, 49424), (568, 37068), (852, 24712), (1136, 18534), (1704, 12356), (2272, 9267), (3089, 6816), (3408, 6178)]