21986291256

素因数分解:

$2^3\times 3^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{73}}^1\times {\mathrm{17851}}^1$

素因数の和:17989

約数の個数: 128

約数和(自身を含む): 60239788800

約数和(自身を除く): 38253497544

約数列:

[1, 2, 3, 4, 6, 8, 12, 19, 24, 37, 38, 57, 73, 74, 76, 111, 114, 146, 148, 152, 219, 222, 228, 292, 296, 438, 444, 456, 584, 703, 876, 888, 1387, 1406, 1752, 2109, 2701, 2774, 2812, 4161, 4218, 5402, 5548, 5624, 8103, 8322, 8436, 10804, 11096, 16206, 16644, 16872, 17851, 21608, 32412, 33288, 35702, 51319, 53553, 64824, 71404, 102638, 107106, 142808, 153957, 205276, 214212, 307914, 339169, 410552, 428424, 615828, 660487, 678338, 1017507, 1231656, 1303123, 1320974, 1356676, 1981461, 2035014, 2606246, 2641948, 2713352, 3909369, 3962922, 4070028, 5212492, 5283896, 7818738, 7925844, 8140056, 10424984, 12549253, 15637476, 15851688, 24759337, 25098506, 31274952, 37647759, 48215551, 49518674, 50197012, 74278011, 75295518, 96431102, 99037348, 100394024, 144646653, 148556022, 150591036, 192862204, 198074696, 289293306, 297112044, 301182072, 385724408, 578586612, 594224088, 916095469, 1157173224, 1832190938, 2748286407, 3664381876, 5496572814, 7328763752, 10993145628, 21986291256]

約数ペア:

[(1, 21986291256), (2, 10993145628), (3, 7328763752), (4, 5496572814), (6, 3664381876), (8, 2748286407), (12, 1832190938), (19, 1157173224), (24, 916095469), (37, 594224088), (38, 578586612), (57, 385724408), (73, 301182072), (74, 297112044), (76, 289293306), (111, 198074696), (114, 192862204), (146, 150591036), (148, 148556022), (152, 144646653), (219, 100394024), (222, 99037348), (228, 96431102), (292, 75295518), (296, 74278011), (438, 50197012), (444, 49518674), (456, 48215551), (584, 37647759), (703, 31274952), (876, 25098506), (888, 24759337), (1387, 15851688), (1406, 15637476), (1752, 12549253), (2109, 10424984), (2701, 8140056), (2774, 7925844), (2812, 7818738), (4161, 5283896), (4218, 5212492), (5402, 4070028), (5548, 3962922), (5624, 3909369), (8103, 2713352), (8322, 2641948), (8436, 2606246), (10804, 2035014), (11096, 1981461), (16206, 1356676), (16644, 1320974), (16872, 1303123), (17851, 1231656), (21608, 1017507), (32412, 678338), (33288, 660487), (35702, 615828), (51319, 428424), (53553, 410552), (64824, 339169), (71404, 307914), (102638, 214212), (107106, 205276), (142808, 153957)]