21145914

素因数分解:

$2^1\times 3^3\times {\mathrm{41}}^1\times {\mathrm{9551}}^1$

素因数の和:9603

約数の個数: 32

約数和(自身を含む): 48142080

約数和(自身を除く): 26996166

約数列:

[1, 2, 3, 6, 9, 18, 27, 41, 54, 82, 123, 246, 369, 738, 1107, 2214, 9551, 19102, 28653, 57306, 85959, 171918, 257877, 391591, 515754, 783182, 1174773, 2349546, 3524319, 7048638, 10572957, 21145914]

約数ペア:

[(1, 21145914), (2, 10572957), (3, 7048638), (6, 3524319), (9, 2349546), (18, 1174773), (27, 783182), (41, 515754), (54, 391591), (82, 257877), (123, 171918), (246, 85959), (369, 57306), (738, 28653), (1107, 19102), (2214, 9551)]