21435524

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{107}}^1\times {\mathrm{157}}^1$

素因数の和:308

約数の個数: 48

約数和(自身を含む): 43001280

約数和(自身を除く): 21565756

約数列:

[1, 2, 4, 11, 22, 29, 44, 58, 107, 116, 157, 214, 314, 319, 428, 628, 638, 1177, 1276, 1727, 2354, 3103, 3454, 4553, 4708, 6206, 6908, 9106, 12412, 16799, 18212, 33598, 34133, 50083, 67196, 68266, 100166, 136532, 184789, 200332, 369578, 487171, 739156, 974342, 1948684, 5358881, 10717762, 21435524]

約数ペア:

[(1, 21435524), (2, 10717762), (4, 5358881), (11, 1948684), (22, 974342), (29, 739156), (44, 487171), (58, 369578), (107, 200332), (116, 184789), (157, 136532), (214, 100166), (314, 68266), (319, 67196), (428, 50083), (628, 34133), (638, 33598), (1177, 18212), (1276, 16799), (1727, 12412), (2354, 9106), (3103, 6908), (3454, 6206), (4553, 4708)]