21679272

素因数分解:

$2^3\times 3^3\times {\mathrm{167}}^1\times {\mathrm{601}}^1$

素因数の和:783

約数の個数: 64

約数和(自身を含む): 60681600

約数和(自身を除く): 39002328

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 108, 167, 216, 334, 501, 601, 668, 1002, 1202, 1336, 1503, 1803, 2004, 2404, 3006, 3606, 4008, 4509, 4808, 5409, 6012, 7212, 9018, 10818, 12024, 14424, 16227, 18036, 21636, 32454, 36072, 43272, 64908, 100367, 129816, 200734, 301101, 401468, 602202, 802936, 903303, 1204404, 1806606, 2408808, 2709909, 3613212, 5419818, 7226424, 10839636, 21679272]

約数ペア:

[(1, 21679272), (2, 10839636), (3, 7226424), (4, 5419818), (6, 3613212), (8, 2709909), (9, 2408808), (12, 1806606), (18, 1204404), (24, 903303), (27, 802936), (36, 602202), (54, 401468), (72, 301101), (108, 200734), (167, 129816), (216, 100367), (334, 64908), (501, 43272), (601, 36072), (668, 32454), (1002, 21636), (1202, 18036), (1336, 16227), (1503, 14424), (1803, 12024), (2004, 10818), (2404, 9018), (3006, 7212), (3606, 6012), (4008, 5409), (4509, 4808)]