21443324

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{2371}}^1$

素因数の和:2418

約数の個数: 48

約数和(自身を含む): 47819520

約数和(自身を除く): 26376196

約数列:

[1, 2, 4, 7, 14, 17, 19, 28, 34, 38, 68, 76, 119, 133, 238, 266, 323, 476, 532, 646, 1292, 2261, 2371, 4522, 4742, 9044, 9484, 16597, 33194, 40307, 45049, 66388, 80614, 90098, 161228, 180196, 282149, 315343, 564298, 630686, 765833, 1128596, 1261372, 1531666, 3063332, 5360831, 10721662, 21443324]

約数ペア:

[(1, 21443324), (2, 10721662), (4, 5360831), (7, 3063332), (14, 1531666), (17, 1261372), (19, 1128596), (28, 765833), (34, 630686), (38, 564298), (68, 315343), (76, 282149), (119, 180196), (133, 161228), (238, 90098), (266, 80614), (323, 66388), (476, 45049), (532, 40307), (646, 33194), (1292, 16597), (2261, 9484), (2371, 9044), (4522, 4742)]