21593778

素因数分解:

$2^1\times 3^1\times {\mathrm{83}}^1\times {\mathrm{131}}^1\times {\mathrm{331}}^1$

素因数の和:550

約数の個数: 32

約数和(自身を含む): 44174592

約数和(自身を除く): 22580814

約数列:

[1, 2, 3, 6, 83, 131, 166, 249, 262, 331, 393, 498, 662, 786, 993, 1986, 10873, 21746, 27473, 32619, 43361, 54946, 65238, 82419, 86722, 130083, 164838, 260166, 3598963, 7197926, 10796889, 21593778]

約数ペア:

[(1, 21593778), (2, 10796889), (3, 7197926), (6, 3598963), (83, 260166), (131, 164838), (166, 130083), (249, 86722), (262, 82419), (331, 65238), (393, 54946), (498, 43361), (662, 32619), (786, 27473), (993, 21746), (1986, 10873)]