21175548

素因数分解:

$2^2\times 3^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{1051}}^1$

素因数の和:1154

約数の個数: 48

約数和(自身を含む): 52313856

約数和(自身を除く): 31138308

約数列:

[1, 2, 3, 4, 6, 12, 23, 46, 69, 73, 92, 138, 146, 219, 276, 292, 438, 876, 1051, 1679, 2102, 3153, 3358, 4204, 5037, 6306, 6716, 10074, 12612, 20148, 24173, 48346, 72519, 76723, 96692, 145038, 153446, 230169, 290076, 306892, 460338, 920676, 1764629, 3529258, 5293887, 7058516, 10587774, 21175548]

約数ペア:

[(1, 21175548), (2, 10587774), (3, 7058516), (4, 5293887), (6, 3529258), (12, 1764629), (23, 920676), (46, 460338), (69, 306892), (73, 290076), (92, 230169), (138, 153446), (146, 145038), (219, 96692), (276, 76723), (292, 72519), (438, 48346), (876, 24173), (1051, 20148), (1679, 12612), (2102, 10074), (3153, 6716), (3358, 6306), (4204, 5037)]