210917888

素因数分解:

$2^9\times {\mathrm{491}}^1\times {\mathrm{839}}^1$

素因数の和:1348

約数の個数: 40

約数和(自身を含む): 422785440

約数和(自身を除く): 211867552

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 491, 512, 839, 982, 1678, 1964, 3356, 3928, 6712, 7856, 13424, 15712, 26848, 31424, 53696, 62848, 107392, 125696, 214784, 251392, 411949, 429568, 823898, 1647796, 3295592, 6591184, 13182368, 26364736, 52729472, 105458944, 210917888]

約数ペア:

[(1, 210917888), (2, 105458944), (4, 52729472), (8, 26364736), (16, 13182368), (32, 6591184), (64, 3295592), (128, 1647796), (256, 823898), (491, 429568), (512, 411949), (839, 251392), (982, 214784), (1678, 125696), (1964, 107392), (3356, 62848), (3928, 53696), (6712, 31424), (7856, 26848), (13424, 15712)]