21892086

素因数分解:

$2^1\times 3^3\times {\mathrm{37}}^1\times {\mathrm{10957}}^1$

素因数の和:11005

約数の個数: 32

約数和(自身を含む): 49968480

約数和(自身を除く): 28076394

約数列:

[1, 2, 3, 6, 9, 18, 27, 37, 54, 74, 111, 222, 333, 666, 999, 1998, 10957, 21914, 32871, 65742, 98613, 197226, 295839, 405409, 591678, 810818, 1216227, 2432454, 3648681, 7297362, 10946043, 21892086]

約数ペア:

[(1, 21892086), (2, 10946043), (3, 7297362), (6, 3648681), (9, 2432454), (18, 1216227), (27, 810818), (37, 591678), (54, 405409), (74, 295839), (111, 197226), (222, 98613), (333, 65742), (666, 32871), (999, 21914), (1998, 10957)]