21082830

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{83}}^1\times {\mathrm{8467}}^1$

素因数の和:8560

約数の個数: 32

約数和(自身を含む): 51214464

約数和(自身を除く): 30131634

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 83, 166, 249, 415, 498, 830, 1245, 2490, 8467, 16934, 25401, 42335, 50802, 84670, 127005, 254010, 702761, 1405522, 2108283, 3513805, 4216566, 7027610, 10541415, 21082830]

約数ペア:

[(1, 21082830), (2, 10541415), (3, 7027610), (5, 4216566), (6, 3513805), (10, 2108283), (15, 1405522), (30, 702761), (83, 254010), (166, 127005), (249, 84670), (415, 50802), (498, 42335), (830, 25401), (1245, 16934), (2490, 8467)]