21384504

素因数分解:

$2^3\times 3^2\times {\mathrm{17}}^1\times {\mathrm{17471}}^1$

素因数の和:17500

約数の個数: 48

約数和(自身を含む): 61326720

約数和(自身を除く): 39942216

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 17, 18, 24, 34, 36, 51, 68, 72, 102, 136, 153, 204, 306, 408, 612, 1224, 17471, 34942, 52413, 69884, 104826, 139768, 157239, 209652, 297007, 314478, 419304, 594014, 628956, 891021, 1188028, 1257912, 1782042, 2376056, 2673063, 3564084, 5346126, 7128168, 10692252, 21384504]

約数ペア:

[(1, 21384504), (2, 10692252), (3, 7128168), (4, 5346126), (6, 3564084), (8, 2673063), (9, 2376056), (12, 1782042), (17, 1257912), (18, 1188028), (24, 891021), (34, 628956), (36, 594014), (51, 419304), (68, 314478), (72, 297007), (102, 209652), (136, 157239), (153, 139768), (204, 104826), (306, 69884), (408, 52413), (612, 34942), (1224, 17471)]