21626704

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{103}}^1\times {\mathrm{1193}}^1$

素因数の和:1315

約数の個数: 40

約数和(自身を含む): 46193472

約数和(自身を除く): 24566768

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 103, 176, 206, 412, 824, 1133, 1193, 1648, 2266, 2386, 4532, 4772, 9064, 9544, 13123, 18128, 19088, 26246, 52492, 104984, 122879, 209968, 245758, 491516, 983032, 1351669, 1966064, 2703338, 5406676, 10813352, 21626704]

約数ペア:

[(1, 21626704), (2, 10813352), (4, 5406676), (8, 2703338), (11, 1966064), (16, 1351669), (22, 983032), (44, 491516), (88, 245758), (103, 209968), (176, 122879), (206, 104984), (412, 52492), (824, 26246), (1133, 19088), (1193, 18128), (1648, 13123), (2266, 9544), (2386, 9064), (4532, 4772)]