21041730

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{113}}^1\times {\mathrm{2069}}^1$

素因数の和:2195

約数の個数: 48

約数和(自身を含む): 55219320

約数和(自身を除く): 34177590

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 113, 226, 339, 565, 678, 1017, 1130, 1695, 2034, 2069, 3390, 4138, 5085, 6207, 10170, 10345, 12414, 18621, 20690, 31035, 37242, 62070, 93105, 186210, 233797, 467594, 701391, 1168985, 1402782, 2104173, 2337970, 3506955, 4208346, 7013910, 10520865, 21041730]

約数ペア:

[(1, 21041730), (2, 10520865), (3, 7013910), (5, 4208346), (6, 3506955), (9, 2337970), (10, 2104173), (15, 1402782), (18, 1168985), (30, 701391), (45, 467594), (90, 233797), (113, 186210), (226, 93105), (339, 62070), (565, 37242), (678, 31035), (1017, 20690), (1130, 18621), (1695, 12414), (2034, 10345), (2069, 10170), (3390, 6207), (4138, 5085)]