21112232

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{101}}^1$

素因数の和:206

約数の個数: 64

約数和(自身を含む): 44614800

約数和(自身を除く): 23502568

約数列:

[1, 2, 4, 8, 17, 29, 34, 53, 58, 68, 101, 106, 116, 136, 202, 212, 232, 404, 424, 493, 808, 901, 986, 1537, 1717, 1802, 1972, 2929, 3074, 3434, 3604, 3944, 5353, 5858, 6148, 6868, 7208, 10706, 11716, 12296, 13736, 21412, 23432, 26129, 42824, 49793, 52258, 91001, 99586, 104516, 155237, 182002, 199172, 209032, 310474, 364004, 398344, 620948, 728008, 1241896, 2639029, 5278058, 10556116, 21112232]

約数ペア:

[(1, 21112232), (2, 10556116), (4, 5278058), (8, 2639029), (17, 1241896), (29, 728008), (34, 620948), (53, 398344), (58, 364004), (68, 310474), (101, 209032), (106, 199172), (116, 182002), (136, 155237), (202, 104516), (212, 99586), (232, 91001), (404, 52258), (424, 49793), (493, 42824), (808, 26129), (901, 23432), (986, 21412), (1537, 13736), (1717, 12296), (1802, 11716), (1972, 10706), (2929, 7208), (3074, 6868), (3434, 6148), (3604, 5858), (3944, 5353)]