21153537054

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{90399731}}^1$

素因数の和:90399752

約数の個数: 24

約数和(自身を含む): 49358253672

約数和(自身を除く): 28204716618

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 234, 90399731, 180799462, 271199193, 542398386, 813597579, 1175196503, 1627195158, 2350393006, 3525589509, 7051179018, 10576768527, 21153537054]

約数ペア:

[(1, 21153537054), (2, 10576768527), (3, 7051179018), (6, 3525589509), (9, 2350393006), (13, 1627195158), (18, 1175196503), (26, 813597579), (39, 542398386), (78, 271199193), (117, 180799462), (234, 90399731)]