21452662185

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^2\times {\mathrm{167}}^1\times {\mathrm{29633}}^1$

素因数の和:29842

約数の個数: 48

約数和(自身を含む): 36681676416

約数和(自身を除く): 15229014231

約数列:

[1, 3, 5, 15, 17, 51, 85, 167, 255, 289, 501, 835, 867, 1445, 2505, 2839, 4335, 8517, 14195, 29633, 42585, 48263, 88899, 144789, 148165, 241315, 444495, 503761, 723945, 1511283, 2518805, 4948711, 7556415, 8563937, 14846133, 24743555, 25691811, 42819685, 74230665, 84128087, 128459055, 252384261, 420640435, 1261921305, 1430177479, 4290532437, 7150887395, 21452662185]

約数ペア:

[(1, 21452662185), (3, 7150887395), (5, 4290532437), (15, 1430177479), (17, 1261921305), (51, 420640435), (85, 252384261), (167, 128459055), (255, 84128087), (289, 74230665), (501, 42819685), (835, 25691811), (867, 24743555), (1445, 14846133), (2505, 8563937), (2839, 7556415), (4335, 4948711), (8517, 2518805), (14195, 1511283), (29633, 723945), (42585, 503761), (48263, 444495), (88899, 241315), (144789, 148165)]