21190055026

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{1033}}^1\times {\mathrm{1151}}^1$

素因数の和:2279

約数の個数: 64

約数和(自身を含む): 38879723520

約数和(自身を除く): 17689668494

約数列:

[1, 2, 7, 14, 19, 38, 67, 133, 134, 266, 469, 938, 1033, 1151, 1273, 2066, 2302, 2546, 7231, 8057, 8911, 14462, 16114, 17822, 19627, 21869, 39254, 43738, 69211, 77117, 137389, 138422, 153083, 154234, 274778, 306166, 484477, 539819, 968954, 1079638, 1188983, 1315009, 1465223, 2377966, 2630018, 2930446, 8322881, 9205063, 10256561, 16645762, 18410126, 20513122, 22590677, 45181354, 79661861, 158134739, 159323722, 316269478, 557633027, 1115266054, 1513575359, 3027150718, 10595027513, 21190055026]

約数ペア:

[(1, 21190055026), (2, 10595027513), (7, 3027150718), (14, 1513575359), (19, 1115266054), (38, 557633027), (67, 316269478), (133, 159323722), (134, 158134739), (266, 79661861), (469, 45181354), (938, 22590677), (1033, 20513122), (1151, 18410126), (1273, 16645762), (2066, 10256561), (2302, 9205063), (2546, 8322881), (7231, 2930446), (8057, 2630018), (8911, 2377966), (14462, 1465223), (16114, 1315009), (17822, 1188983), (19627, 1079638), (21869, 968954), (39254, 539819), (43738, 484477), (69211, 306166), (77117, 274778), (137389, 154234), (138422, 153083)]