21734608

素因数分解:

$2^4\times 7^1\times {\mathrm{43}}^1\times {\mathrm{4513}}^1$

素因数の和:4571

約数の個数: 40

約数和(自身を含む): 49256768

約数和(自身を除く): 27522160

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 43, 56, 86, 112, 172, 301, 344, 602, 688, 1204, 2408, 4513, 4816, 9026, 18052, 31591, 36104, 63182, 72208, 126364, 194059, 252728, 388118, 505456, 776236, 1358413, 1552472, 2716826, 3104944, 5433652, 10867304, 21734608]

約数ペア:

[(1, 21734608), (2, 10867304), (4, 5433652), (7, 3104944), (8, 2716826), (14, 1552472), (16, 1358413), (28, 776236), (43, 505456), (56, 388118), (86, 252728), (112, 194059), (172, 126364), (301, 72208), (344, 63182), (602, 36104), (688, 31591), (1204, 18052), (2408, 9026), (4513, 4816)]