21588360

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{179903}}^1$

素因数の和:179917

約数の個数: 32

約数和(自身を含む): 64765440

約数和(自身を除く): 43177080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 179903, 359806, 539709, 719612, 899515, 1079418, 1439224, 1799030, 2158836, 2698545, 3598060, 4317672, 5397090, 7196120, 10794180, 21588360]

約数ペア:

[(1, 21588360), (2, 10794180), (3, 7196120), (4, 5397090), (5, 4317672), (6, 3598060), (8, 2698545), (10, 2158836), (12, 1799030), (15, 1439224), (20, 1079418), (24, 899515), (30, 719612), (40, 539709), (60, 359806), (120, 179903)]