21833032

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{233}}^1$

素因数の和:322

約数の個数: 64

約数和(自身を含む): 47764080

約数和(自身を除く): 25931048

約数列:

[1, 2, 4, 8, 13, 17, 26, 34, 52, 53, 68, 104, 106, 136, 212, 221, 233, 424, 442, 466, 689, 884, 901, 932, 1378, 1768, 1802, 1864, 2756, 3029, 3604, 3961, 5512, 6058, 7208, 7922, 11713, 12116, 12349, 15844, 23426, 24232, 24698, 31688, 46852, 49396, 51493, 93704, 98792, 102986, 160537, 205972, 209933, 321074, 411944, 419866, 642148, 839732, 1284296, 1679464, 2729129, 5458258, 10916516, 21833032]

約数ペア:

[(1, 21833032), (2, 10916516), (4, 5458258), (8, 2729129), (13, 1679464), (17, 1284296), (26, 839732), (34, 642148), (52, 419866), (53, 411944), (68, 321074), (104, 209933), (106, 205972), (136, 160537), (212, 102986), (221, 98792), (233, 93704), (424, 51493), (442, 49396), (466, 46852), (689, 31688), (884, 24698), (901, 24232), (932, 23426), (1378, 15844), (1768, 12349), (1802, 12116), (1864, 11713), (2756, 7922), (3029, 7208), (3604, 6058), (3961, 5512)]