21244710

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{239}}^1\times {\mathrm{2963}}^1$

素因数の和:3212

約数の個数: 32

約数和(自身を含む): 51217920

約数和(自身を除く): 29973210

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 239, 478, 717, 1195, 1434, 2390, 2963, 3585, 5926, 7170, 8889, 14815, 17778, 29630, 44445, 88890, 708157, 1416314, 2124471, 3540785, 4248942, 7081570, 10622355, 21244710]

約数ペア:

[(1, 21244710), (2, 10622355), (3, 7081570), (5, 4248942), (6, 3540785), (10, 2124471), (15, 1416314), (30, 708157), (239, 88890), (478, 44445), (717, 29630), (1195, 17778), (1434, 14815), (2390, 8889), (2963, 7170), (3585, 5926)]