21604226

素因数分解:

$2^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{179}}^1\times {\mathrm{233}}^1$

素因数の和:458

約数の個数: 32

約数和(自身を含む): 38413440

約数和(自身を除く): 16809214

約数列:

[1, 2, 7, 14, 37, 74, 179, 233, 259, 358, 466, 518, 1253, 1631, 2506, 3262, 6623, 8621, 13246, 17242, 41707, 46361, 60347, 83414, 92722, 120694, 291949, 583898, 1543159, 3086318, 10802113, 21604226]

約数ペア:

[(1, 21604226), (2, 10802113), (7, 3086318), (14, 1543159), (37, 583898), (74, 291949), (179, 120694), (233, 92722), (259, 83414), (358, 60347), (466, 46361), (518, 41707), (1253, 17242), (1631, 13246), (2506, 8621), (3262, 6623)]