21481230

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{83}}^1\times {\mathrm{8627}}^1$

素因数の和:8720

約数の個数: 32

約数和(自身を含む): 52182144

約数和(自身を除く): 30700914

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 83, 166, 249, 415, 498, 830, 1245, 2490, 8627, 17254, 25881, 43135, 51762, 86270, 129405, 258810, 716041, 1432082, 2148123, 3580205, 4296246, 7160410, 10740615, 21481230]

約数ペア:

[(1, 21481230), (2, 10740615), (3, 7160410), (5, 4296246), (6, 3580205), (10, 2148123), (15, 1432082), (30, 716041), (83, 258810), (166, 129405), (249, 86270), (415, 51762), (498, 43135), (830, 25881), (1245, 17254), (2490, 8627)]