21611058

素因数分解:

$2^1\times 3^1\times 7^3\times {\mathrm{10501}}^1$

素因数の和:10527

約数の個数: 32

約数和(自身を含む): 50409600

約数和(自身を除く): 28798542

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 49, 98, 147, 294, 343, 686, 1029, 2058, 10501, 21002, 31503, 63006, 73507, 147014, 220521, 441042, 514549, 1029098, 1543647, 3087294, 3601843, 7203686, 10805529, 21611058]

約数ペア:

[(1, 21611058), (2, 10805529), (3, 7203686), (6, 3601843), (7, 3087294), (14, 1543647), (21, 1029098), (42, 514549), (49, 441042), (98, 220521), (147, 147014), (294, 73507), (343, 63006), (686, 31503), (1029, 21002), (2058, 10501)]