21865830

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{104123}}^1$

素因数の和:104140

約数の個数: 32

約数和(自身を含む): 59975424

約数和(自身を除く): 38109594

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 104123, 208246, 312369, 520615, 624738, 728861, 1041230, 1457722, 1561845, 2186583, 3123690, 3644305, 4373166, 7288610, 10932915, 21865830]

約数ペア:

[(1, 21865830), (2, 10932915), (3, 7288610), (5, 4373166), (6, 3644305), (7, 3123690), (10, 2186583), (14, 1561845), (15, 1457722), (21, 1041230), (30, 728861), (35, 624738), (42, 520615), (70, 312369), (105, 208246), (210, 104123)]