21784506

素因数分解:

$2^1\times 3^1\times {\mathrm{31}}^1\times {\mathrm{173}}^1\times {\mathrm{677}}^1$

素因数の和:886

約数の個数: 32

約数和(自身を含む): 45301248

約数和(自身を除く): 23516742

約数列:

[1, 2, 3, 6, 31, 62, 93, 173, 186, 346, 519, 677, 1038, 1354, 2031, 4062, 5363, 10726, 16089, 20987, 32178, 41974, 62961, 117121, 125922, 234242, 351363, 702726, 3630751, 7261502, 10892253, 21784506]

約数ペア:

[(1, 21784506), (2, 10892253), (3, 7261502), (6, 3630751), (31, 702726), (62, 351363), (93, 234242), (173, 125922), (186, 117121), (346, 62961), (519, 41974), (677, 32178), (1038, 20987), (1354, 16089), (2031, 10726), (4062, 5363)]