21113218

素因数分解:

$2^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1$

素因数の和:104

約数の個数: 96

約数和(自身を含む): 44323200

約数和(自身を除く): 23209982

約数列:

[1, 2, 7, 14, 17, 19, 23, 29, 34, 38, 46, 49, 58, 98, 119, 133, 161, 203, 238, 266, 322, 323, 391, 406, 437, 493, 551, 646, 667, 782, 833, 874, 931, 986, 1102, 1127, 1334, 1421, 1666, 1862, 2254, 2261, 2737, 2842, 3059, 3451, 3857, 4522, 4669, 5474, 6118, 6902, 7429, 7714, 9338, 9367, 11339, 12673, 14858, 15827, 18734, 19159, 21413, 22678, 24157, 25346, 26999, 31654, 32683, 38318, 42826, 48314, 52003, 53998, 65366, 65569, 79373, 88711, 104006, 131138, 158746, 177422, 215441, 364021, 430882, 458983, 555611, 620977, 728042, 917966, 1111222, 1241954, 1508087, 3016174, 10556609, 21113218]

約数ペア:

[(1, 21113218), (2, 10556609), (7, 3016174), (14, 1508087), (17, 1241954), (19, 1111222), (23, 917966), (29, 728042), (34, 620977), (38, 555611), (46, 458983), (49, 430882), (58, 364021), (98, 215441), (119, 177422), (133, 158746), (161, 131138), (203, 104006), (238, 88711), (266, 79373), (322, 65569), (323, 65366), (391, 53998), (406, 52003), (437, 48314), (493, 42826), (551, 38318), (646, 32683), (667, 31654), (782, 26999), (833, 25346), (874, 24157), (931, 22678), (986, 21413), (1102, 19159), (1127, 18734), (1334, 15827), (1421, 14858), (1666, 12673), (1862, 11339), (2254, 9367), (2261, 9338), (2737, 7714), (2842, 7429), (3059, 6902), (3451, 6118), (3857, 5474), (4522, 4669)]