21646218

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{157}}^1\times {\mathrm{2089}}^1$

素因数の和:2262

約数の個数: 32

約数和(自身を含む): 47551680

約数和(自身を除く): 25905462

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 157, 314, 471, 942, 1727, 2089, 3454, 4178, 5181, 6267, 10362, 12534, 22979, 45958, 68937, 137874, 327973, 655946, 983919, 1967838, 3607703, 7215406, 10823109, 21646218]

約数ペア:

[(1, 21646218), (2, 10823109), (3, 7215406), (6, 3607703), (11, 1967838), (22, 983919), (33, 655946), (66, 327973), (157, 137874), (314, 68937), (471, 45958), (942, 22979), (1727, 12534), (2089, 10362), (3454, 6267), (4178, 5181)]