21296716

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{44741}}^1$

素因数の和:44769

約数の個数: 24

約数和(自身を含む): 45099936

約数和(自身を除く): 23803220

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 68, 119, 238, 476, 44741, 89482, 178964, 313187, 626374, 760597, 1252748, 1521194, 3042388, 5324179, 10648358, 21296716]

約数ペア:

[(1, 21296716), (2, 10648358), (4, 5324179), (7, 3042388), (14, 1521194), (17, 1252748), (28, 760597), (34, 626374), (68, 313187), (119, 178964), (238, 89482), (476, 44741)]