21238348

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{2903}}^1$

素因数の和:2997

約数の個数: 24

約数和(自身を含む): 39029760

約数和(自身を除く): 17791412

約数列:

[1, 2, 4, 31, 59, 62, 118, 124, 236, 1829, 2903, 3658, 5806, 7316, 11612, 89993, 171277, 179986, 342554, 359972, 685108, 5309587, 10619174, 21238348]

約数ペア:

[(1, 21238348), (2, 10619174), (4, 5309587), (31, 685108), (59, 359972), (62, 342554), (118, 179986), (124, 171277), (236, 89993), (1829, 11612), (2903, 7316), (3658, 5806)]