21724348

素因数分解:

$2^2\times {\mathrm{67}}^1\times {\mathrm{103}}^1\times {\mathrm{787}}^1$

素因数の和:961

約数の個数: 24

約数和(自身を含む): 39009152

約数和(自身を除く): 17284804

約数列:

[1, 2, 4, 67, 103, 134, 206, 268, 412, 787, 1574, 3148, 6901, 13802, 27604, 52729, 81061, 105458, 162122, 210916, 324244, 5431087, 10862174, 21724348]

約数ペア:

[(1, 21724348), (2, 10862174), (4, 5431087), (67, 324244), (103, 210916), (134, 162122), (206, 105458), (268, 81061), (412, 52729), (787, 27604), (1574, 13802), (3148, 6901)]