21417824

素因数分解:

$2^5\times {\mathrm{17}}^1\times {\mathrm{39371}}^1$

素因数の和:39398

約数の個数: 24

約数和(自身を含む): 44647848

約数和(自身を除く): 23230024

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 68, 136, 272, 544, 39371, 78742, 157484, 314968, 629936, 669307, 1259872, 1338614, 2677228, 5354456, 10708912, 21417824]

約数ペア:

[(1, 21417824), (2, 10708912), (4, 5354456), (8, 2677228), (16, 1338614), (17, 1259872), (32, 669307), (34, 629936), (68, 314968), (136, 157484), (272, 78742), (544, 39371)]