21815869068

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{83}}^1\times {\mathrm{1043023}}^1$

素因数の和:1043123

約数の個数: 72

約数和(自身を含む): 63783003648

約数和(自身を除く): 41967134580

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 83, 84, 126, 166, 249, 252, 332, 498, 581, 747, 996, 1162, 1494, 1743, 2324, 2988, 3486, 5229, 6972, 10458, 20916, 1043023, 2086046, 3129069, 4172092, 6258138, 7301161, 9387207, 12516276, 14602322, 18774414, 21903483, 29204644, 37548828, 43806966, 65710449, 86570909, 87613932, 131420898, 173141818, 259712727, 262841796, 346283636, 519425454, 605996363, 779138181, 1038850908, 1211992726, 1558276362, 1817989089, 2423985452, 3116552724, 3635978178, 5453967267, 7271956356, 10907934534, 21815869068]

約数ペア:

[(1, 21815869068), (2, 10907934534), (3, 7271956356), (4, 5453967267), (6, 3635978178), (7, 3116552724), (9, 2423985452), (12, 1817989089), (14, 1558276362), (18, 1211992726), (21, 1038850908), (28, 779138181), (36, 605996363), (42, 519425454), (63, 346283636), (83, 262841796), (84, 259712727), (126, 173141818), (166, 131420898), (249, 87613932), (252, 86570909), (332, 65710449), (498, 43806966), (581, 37548828), (747, 29204644), (996, 21903483), (1162, 18774414), (1494, 14602322), (1743, 12516276), (2324, 9387207), (2988, 7301161), (3486, 6258138), (5229, 4172092), (6972, 3129069), (10458, 2086046), (20916, 1043023)]