21619546

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{1193}}^1$

素因数の和:1266

約数の個数: 32

約数和(自身を含む): 37911888

約数和(自身を除く): 16292342

約数列:

[1, 2, 13, 17, 26, 34, 41, 82, 221, 442, 533, 697, 1066, 1193, 1394, 2386, 9061, 15509, 18122, 20281, 31018, 40562, 48913, 97826, 263653, 527306, 635869, 831521, 1271738, 1663042, 10809773, 21619546]

約数ペア:

[(1, 21619546), (2, 10809773), (13, 1663042), (17, 1271738), (26, 831521), (34, 635869), (41, 527306), (82, 263653), (221, 97826), (442, 48913), (533, 40562), (697, 31018), (1066, 20281), (1193, 18122), (1394, 15509), (2386, 9061)]