21504732

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^1\times {\mathrm{257}}^1\times {\mathrm{367}}^1$

素因数の和:650

約数の個数: 48

約数和(自身を含む): 53168640

約数和(自身を除く): 31663908

約数列:

[1, 2, 3, 4, 6, 12, 19, 38, 57, 76, 114, 228, 257, 367, 514, 734, 771, 1028, 1101, 1468, 1542, 2202, 3084, 4404, 4883, 6973, 9766, 13946, 14649, 19532, 20919, 27892, 29298, 41838, 58596, 83676, 94319, 188638, 282957, 377276, 565914, 1131828, 1792061, 3584122, 5376183, 7168244, 10752366, 21504732]

約数ペア:

[(1, 21504732), (2, 10752366), (3, 7168244), (4, 5376183), (6, 3584122), (12, 1792061), (19, 1131828), (38, 565914), (57, 377276), (76, 282957), (114, 188638), (228, 94319), (257, 83676), (367, 58596), (514, 41838), (734, 29298), (771, 27892), (1028, 20919), (1101, 19532), (1468, 14649), (1542, 13946), (2202, 9766), (3084, 6973), (4404, 4883)]