2021036737545

素因数分解:

$3^2\times 5^1\times 7^2\times {\mathrm{916569949}}^1$

素因数の和:916569974

約数の個数: 36

約数和(自身を含む): 4075069997700

約数和(自身を除く): 2054033260155

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 49, 63, 105, 147, 245, 315, 441, 735, 2205, 916569949, 2749709847, 4582849745, 6415989643, 8249129541, 13748549235, 19247968929, 32079948215, 41245647705, 44911927501, 57743906787, 96239844645, 134735782503, 224559637505, 288719533935, 404207347509, 673678912515, 2021036737545]

約数ペア:

[(1, 2021036737545), (3, 673678912515), (5, 404207347509), (7, 288719533935), (9, 224559637505), (15, 134735782503), (21, 96239844645), (35, 57743906787), (45, 44911927501), (49, 41245647705), (63, 32079948215), (105, 19247968929), (147, 13748549235), (245, 8249129541), (315, 6415989643), (441, 4582849745), (735, 2749709847), (2205, 916569949)]