21417972

素因数分解:

$2^2\times 3^1\times {\mathrm{199}}^1\times {\mathrm{8969}}^1$

素因数の和:9175

約数の個数: 24

約数和(自身を含む): 50232000

約数和(自身を除く): 28814028

約数列:

[1, 2, 3, 4, 6, 12, 199, 398, 597, 796, 1194, 2388, 8969, 17938, 26907, 35876, 53814, 107628, 1784831, 3569662, 5354493, 7139324, 10708986, 21417972]

約数ペア:

[(1, 21417972), (2, 10708986), (3, 7139324), (4, 5354493), (6, 3569662), (12, 1784831), (199, 107628), (398, 53814), (597, 35876), (796, 26907), (1194, 17938), (2388, 8969)]