21722544

素因数分解:

$2^4\times 3^2\times {\mathrm{251}}^1\times {\mathrm{601}}^1$

素因数の和:866

約数の個数: 60

約数和(自身を含む): 61136712

約数和(自身を除く): 39414168

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 251, 502, 601, 753, 1004, 1202, 1506, 1803, 2008, 2259, 2404, 3012, 3606, 4016, 4518, 4808, 5409, 6024, 7212, 9036, 9616, 10818, 12048, 14424, 18072, 21636, 28848, 36144, 43272, 86544, 150851, 301702, 452553, 603404, 905106, 1206808, 1357659, 1810212, 2413616, 2715318, 3620424, 5430636, 7240848, 10861272, 21722544]

約数ペア:

[(1, 21722544), (2, 10861272), (3, 7240848), (4, 5430636), (6, 3620424), (8, 2715318), (9, 2413616), (12, 1810212), (16, 1357659), (18, 1206808), (24, 905106), (36, 603404), (48, 452553), (72, 301702), (144, 150851), (251, 86544), (502, 43272), (601, 36144), (753, 28848), (1004, 21636), (1202, 18072), (1506, 14424), (1803, 12048), (2008, 10818), (2259, 9616), (2404, 9036), (3012, 7212), (3606, 6024), (4016, 5409), (4518, 4808)]