21197804550

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{10870669}}^1$

素因数の和:10870697

約数の個数: 48

約数和(自身を含む): 56614449360

約数和(自身を除く): 35416644810

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 25, 26, 30, 39, 50, 65, 75, 78, 130, 150, 195, 325, 390, 650, 975, 1950, 10870669, 21741338, 32612007, 54353345, 65224014, 108706690, 141318697, 163060035, 271766725, 282637394, 326120070, 423956091, 543533450, 706593485, 815300175, 847912182, 1413186970, 1630600350, 2119780455, 3532967425, 4239560910, 7065934850, 10598902275, 21197804550]

約数ペア:

[(1, 21197804550), (2, 10598902275), (3, 7065934850), (5, 4239560910), (6, 3532967425), (10, 2119780455), (13, 1630600350), (15, 1413186970), (25, 847912182), (26, 815300175), (30, 706593485), (39, 543533450), (50, 423956091), (65, 326120070), (75, 282637394), (78, 271766725), (130, 163060035), (150, 141318697), (195, 108706690), (325, 65224014), (390, 54353345), (650, 32612007), (975, 21741338), (1950, 10870669)]