21169566

素因数分解:

$2^1\times 3^3\times {\mathrm{11}}^1\times {\mathrm{157}}^1\times {\mathrm{227}}^1$

素因数の和:406

約数の個数: 64

約数和(自身を含む): 51874560

約数和(自身を除く): 30704994

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 27, 33, 54, 66, 99, 157, 198, 227, 297, 314, 454, 471, 594, 681, 942, 1362, 1413, 1727, 2043, 2497, 2826, 3454, 4086, 4239, 4994, 5181, 6129, 7491, 8478, 10362, 12258, 14982, 15543, 22473, 31086, 35639, 44946, 46629, 67419, 71278, 93258, 106917, 134838, 213834, 320751, 392029, 641502, 784058, 962253, 1176087, 1924506, 2352174, 3528261, 7056522, 10584783, 21169566]

約数ペア:

[(1, 21169566), (2, 10584783), (3, 7056522), (6, 3528261), (9, 2352174), (11, 1924506), (18, 1176087), (22, 962253), (27, 784058), (33, 641502), (54, 392029), (66, 320751), (99, 213834), (157, 134838), (198, 106917), (227, 93258), (297, 71278), (314, 67419), (454, 46629), (471, 44946), (594, 35639), (681, 31086), (942, 22473), (1362, 15543), (1413, 14982), (1727, 12258), (2043, 10362), (2497, 8478), (2826, 7491), (3454, 6129), (4086, 5181), (4239, 4994)]