21094388

素因数分解:

$2^2\times 7^1\times {\mathrm{59}}^1\times {\mathrm{113}}^2$

素因数の和:296

約数の個数: 36

約数和(自身を含む): 43286880

約数和(自身を除く): 22192492

約数列:

[1, 2, 4, 7, 14, 28, 59, 113, 118, 226, 236, 413, 452, 791, 826, 1582, 1652, 3164, 6667, 12769, 13334, 25538, 26668, 46669, 51076, 89383, 93338, 178766, 186676, 357532, 753371, 1506742, 3013484, 5273597, 10547194, 21094388]

約数ペア:

[(1, 21094388), (2, 10547194), (4, 5273597), (7, 3013484), (14, 1506742), (28, 753371), (59, 357532), (113, 186676), (118, 178766), (226, 93338), (236, 89383), (413, 51076), (452, 46669), (791, 26668), (826, 25538), (1582, 13334), (1652, 12769), (3164, 6667)]