21765138

素因数分解:

$2^1\times 3^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{2909}}^1$

素因数の和:2986

約数の個数: 32

約数和(自身を含む): 46094400

約数和(自身を除く): 24329262

約数列:

[1, 2, 3, 6, 29, 43, 58, 86, 87, 129, 174, 258, 1247, 2494, 2909, 3741, 5818, 7482, 8727, 17454, 84361, 125087, 168722, 250174, 253083, 375261, 506166, 750522, 3627523, 7255046, 10882569, 21765138]

約数ペア:

[(1, 21765138), (2, 10882569), (3, 7255046), (6, 3627523), (29, 750522), (43, 506166), (58, 375261), (86, 253083), (87, 250174), (129, 168722), (174, 125087), (258, 84361), (1247, 17454), (2494, 8727), (2909, 7482), (3741, 5818)]