21095730

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{5717}}^1$

素因数の和:5771

約数の個数: 48

約数和(自身を含む): 56196504

約数和(自身を除く): 35100774

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 41, 45, 82, 90, 123, 205, 246, 369, 410, 615, 738, 1230, 1845, 3690, 5717, 11434, 17151, 28585, 34302, 51453, 57170, 85755, 102906, 171510, 234397, 257265, 468794, 514530, 703191, 1171985, 1406382, 2109573, 2343970, 3515955, 4219146, 7031910, 10547865, 21095730]

約数ペア:

[(1, 21095730), (2, 10547865), (3, 7031910), (5, 4219146), (6, 3515955), (9, 2343970), (10, 2109573), (15, 1406382), (18, 1171985), (30, 703191), (41, 514530), (45, 468794), (82, 257265), (90, 234397), (123, 171510), (205, 102906), (246, 85755), (369, 57170), (410, 51453), (615, 34302), (738, 28585), (1230, 17151), (1845, 11434), (3690, 5717)]