21119376

素因数分解:

$2^4\times 3^1\times {\mathrm{71}}^1\times {\mathrm{6197}}^1$

素因数の和:6279

約数の個数: 40

約数和(自身を含む): 55335744

約数和(自身を除く): 34216368

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 71, 142, 213, 284, 426, 568, 852, 1136, 1704, 3408, 6197, 12394, 18591, 24788, 37182, 49576, 74364, 99152, 148728, 297456, 439987, 879974, 1319961, 1759948, 2639922, 3519896, 5279844, 7039792, 10559688, 21119376]

約数ペア:

[(1, 21119376), (2, 10559688), (3, 7039792), (4, 5279844), (6, 3519896), (8, 2639922), (12, 1759948), (16, 1319961), (24, 879974), (48, 439987), (71, 297456), (142, 148728), (213, 99152), (284, 74364), (426, 49576), (568, 37182), (852, 24788), (1136, 18591), (1704, 12394), (3408, 6197)]