21225130700

素因数分解:

$2^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{12485371}}^1$

素因数の和:12485402

約数の個数: 36

約数和(自身を含む): 48767863032

約数和(自身を除く): 27542732332

約数列:

[1, 2, 4, 5, 10, 17, 20, 25, 34, 50, 68, 85, 100, 170, 340, 425, 850, 1700, 12485371, 24970742, 49941484, 62426855, 124853710, 212251307, 249707420, 312134275, 424502614, 624268550, 849005228, 1061256535, 1248537100, 2122513070, 4245026140, 5306282675, 10612565350, 21225130700]

約数ペア:

[(1, 21225130700), (2, 10612565350), (4, 5306282675), (5, 4245026140), (10, 2122513070), (17, 1248537100), (20, 1061256535), (25, 849005228), (34, 624268550), (50, 424502614), (68, 312134275), (85, 249707420), (100, 212251307), (170, 124853710), (340, 62426855), (425, 49941484), (850, 24970742), (1700, 12485371)]