21861214872

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{101}}^1\times {\mathrm{75787}}^1$

素因数の和:75921

約数の個数: 128

約数和(自身を含む): 66790448640

約数和(自身を除く): 44929233768

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 17, 21, 24, 28, 34, 42, 51, 56, 68, 84, 101, 102, 119, 136, 168, 202, 204, 238, 303, 357, 404, 408, 476, 606, 707, 714, 808, 952, 1212, 1414, 1428, 1717, 2121, 2424, 2828, 2856, 3434, 4242, 5151, 5656, 6868, 8484, 10302, 12019, 13736, 16968, 20604, 24038, 36057, 41208, 48076, 72114, 75787, 96152, 144228, 151574, 227361, 288456, 303148, 454722, 530509, 606296, 909444, 1061018, 1288379, 1591527, 1818888, 2122036, 2576758, 3183054, 3865137, 4244072, 5153516, 6366108, 7654487, 7730274, 9018653, 10307032, 12732216, 15308974, 15460548, 18037306, 22963461, 27055959, 30617948, 30921096, 36074612, 45926922, 53581409, 54111918, 61235896, 72149224, 91853844, 107162818, 108223836, 130126279, 160744227, 183707688, 214325636, 216447672, 260252558, 321488454, 390378837, 428651272, 520505116, 642976908, 780757674, 910883953, 1041010232, 1285953816, 1561515348, 1821767906, 2732651859, 3123030696, 3643535812, 5465303718, 7287071624, 10930607436, 21861214872]

約数ペア:

[(1, 21861214872), (2, 10930607436), (3, 7287071624), (4, 5465303718), (6, 3643535812), (7, 3123030696), (8, 2732651859), (12, 1821767906), (14, 1561515348), (17, 1285953816), (21, 1041010232), (24, 910883953), (28, 780757674), (34, 642976908), (42, 520505116), (51, 428651272), (56, 390378837), (68, 321488454), (84, 260252558), (101, 216447672), (102, 214325636), (119, 183707688), (136, 160744227), (168, 130126279), (202, 108223836), (204, 107162818), (238, 91853844), (303, 72149224), (357, 61235896), (404, 54111918), (408, 53581409), (476, 45926922), (606, 36074612), (707, 30921096), (714, 30617948), (808, 27055959), (952, 22963461), (1212, 18037306), (1414, 15460548), (1428, 15308974), (1717, 12732216), (2121, 10307032), (2424, 9018653), (2828, 7730274), (2856, 7654487), (3434, 6366108), (4242, 5153516), (5151, 4244072), (5656, 3865137), (6868, 3183054), (8484, 2576758), (10302, 2122036), (12019, 1818888), (13736, 1591527), (16968, 1288379), (20604, 1061018), (24038, 909444), (36057, 606296), (41208, 530509), (48076, 454722), (72114, 303148), (75787, 288456), (96152, 227361), (144228, 151574)]