21528012

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{5261}}^1$

素因数の和:5310

約数の個数: 48

約数和(自身を含む): 56577024

約数和(自身を除く): 35049012

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 31, 33, 44, 62, 66, 93, 124, 132, 186, 341, 372, 682, 1023, 1364, 2046, 4092, 5261, 10522, 15783, 21044, 31566, 57871, 63132, 115742, 163091, 173613, 231484, 326182, 347226, 489273, 652364, 694452, 978546, 1794001, 1957092, 3588002, 5382003, 7176004, 10764006, 21528012]

約数ペア:

[(1, 21528012), (2, 10764006), (3, 7176004), (4, 5382003), (6, 3588002), (11, 1957092), (12, 1794001), (22, 978546), (31, 694452), (33, 652364), (44, 489273), (62, 347226), (66, 326182), (93, 231484), (124, 173613), (132, 163091), (186, 115742), (341, 63132), (372, 57871), (682, 31566), (1023, 21044), (1364, 15783), (2046, 10522), (4092, 5261)]