21710730

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{929}}^1$

素因数の和:999

約数の個数: 64

約数和(自身を含む): 56246400

約数和(自身を除く): 34535670

約数列:

[1, 2, 3, 5, 6, 10, 15, 19, 30, 38, 41, 57, 82, 95, 114, 123, 190, 205, 246, 285, 410, 570, 615, 779, 929, 1230, 1558, 1858, 2337, 2787, 3895, 4645, 4674, 5574, 7790, 9290, 11685, 13935, 17651, 23370, 27870, 35302, 38089, 52953, 76178, 88255, 105906, 114267, 176510, 190445, 228534, 264765, 380890, 529530, 571335, 723691, 1142670, 1447382, 2171073, 3618455, 4342146, 7236910, 10855365, 21710730]

約数ペア:

[(1, 21710730), (2, 10855365), (3, 7236910), (5, 4342146), (6, 3618455), (10, 2171073), (15, 1447382), (19, 1142670), (30, 723691), (38, 571335), (41, 529530), (57, 380890), (82, 264765), (95, 228534), (114, 190445), (123, 176510), (190, 114267), (205, 105906), (246, 88255), (285, 76178), (410, 52953), (570, 38089), (615, 35302), (779, 27870), (929, 23370), (1230, 17651), (1558, 13935), (1858, 11685), (2337, 9290), (2787, 7790), (3895, 5574), (4645, 4674)]