21288124920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{3347}}^1\times {\mathrm{53003}}^1$

素因数の和:56364

約数の個数: 64

約数和(自身を含む): 63884661120

約数和(自身を除く): 42596536200

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 3347, 6694, 10041, 13388, 16735, 20082, 26776, 33470, 40164, 50205, 53003, 66940, 80328, 100410, 106006, 133880, 159009, 200820, 212012, 265015, 318018, 401640, 424024, 530030, 636036, 795045, 1060060, 1272072, 1590090, 2120120, 3180180, 6360360, 177401041, 354802082, 532203123, 709604164, 887005205, 1064406246, 1419208328, 1774010410, 2128812492, 2661015615, 3548020820, 4257624984, 5322031230, 7096041640, 10644062460, 21288124920]

約数ペア:

[(1, 21288124920), (2, 10644062460), (3, 7096041640), (4, 5322031230), (5, 4257624984), (6, 3548020820), (8, 2661015615), (10, 2128812492), (12, 1774010410), (15, 1419208328), (20, 1064406246), (24, 887005205), (30, 709604164), (40, 532203123), (60, 354802082), (120, 177401041), (3347, 6360360), (6694, 3180180), (10041, 2120120), (13388, 1590090), (16735, 1272072), (20082, 1060060), (26776, 795045), (33470, 636036), (40164, 530030), (50205, 424024), (53003, 401640), (66940, 318018), (80328, 265015), (100410, 212012), (106006, 200820), (133880, 159009)]