21941880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{83}}^1\times {\mathrm{2203}}^1$

素因数の和:2300

約数の個数: 64

約数和(自身を含む): 66648960

約数和(自身を除く): 44707080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 83, 120, 166, 249, 332, 415, 498, 664, 830, 996, 1245, 1660, 1992, 2203, 2490, 3320, 4406, 4980, 6609, 8812, 9960, 11015, 13218, 17624, 22030, 26436, 33045, 44060, 52872, 66090, 88120, 132180, 182849, 264360, 365698, 548547, 731396, 914245, 1097094, 1462792, 1828490, 2194188, 2742735, 3656980, 4388376, 5485470, 7313960, 10970940, 21941880]

約数ペア:

[(1, 21941880), (2, 10970940), (3, 7313960), (4, 5485470), (5, 4388376), (6, 3656980), (8, 2742735), (10, 2194188), (12, 1828490), (15, 1462792), (20, 1097094), (24, 914245), (30, 731396), (40, 548547), (60, 365698), (83, 264360), (120, 182849), (166, 132180), (249, 88120), (332, 66090), (415, 52872), (498, 44060), (664, 33045), (830, 26436), (996, 22030), (1245, 17624), (1660, 13218), (1992, 11015), (2203, 9960), (2490, 8812), (3320, 6609), (4406, 4980)]