21062910

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{83}}^1\times {\mathrm{769}}^1$

素因数の和:873

約数の個数: 64

約数和(自身を含む): 55883520

約数和(自身を除く): 34820610

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 22, 30, 33, 55, 66, 83, 110, 165, 166, 249, 330, 415, 498, 769, 830, 913, 1245, 1538, 1826, 2307, 2490, 2739, 3845, 4565, 4614, 5478, 7690, 8459, 9130, 11535, 13695, 16918, 23070, 25377, 27390, 42295, 50754, 63827, 84590, 126885, 127654, 191481, 253770, 319135, 382962, 638270, 702097, 957405, 1404194, 1914810, 2106291, 3510485, 4212582, 7020970, 10531455, 21062910]

約数ペア:

[(1, 21062910), (2, 10531455), (3, 7020970), (5, 4212582), (6, 3510485), (10, 2106291), (11, 1914810), (15, 1404194), (22, 957405), (30, 702097), (33, 638270), (55, 382962), (66, 319135), (83, 253770), (110, 191481), (165, 127654), (166, 126885), (249, 84590), (330, 63827), (415, 50754), (498, 42295), (769, 27390), (830, 25377), (913, 23070), (1245, 16918), (1538, 13695), (1826, 11535), (2307, 9130), (2490, 8459), (2739, 7690), (3845, 5478), (4565, 4614)]