21550120002

素因数分解:

$2^1\times 3^2\times {\mathrm{137}}^1\times {\mathrm{1901}}^1\times {\mathrm{4597}}^1$

素因数の和:6643

約数の個数: 48

約数和(自身を含む): 47067721272

約数和(自身を除く): 25517601270

約数列:

[1, 2, 3, 6, 9, 18, 137, 274, 411, 822, 1233, 1901, 2466, 3802, 4597, 5703, 9194, 11406, 13791, 17109, 27582, 34218, 41373, 82746, 260437, 520874, 629789, 781311, 1259578, 1562622, 1889367, 2343933, 3778734, 4687866, 5668101, 8738897, 11336202, 17477794, 26216691, 52433382, 78650073, 157300146, 1197228889, 2394457778, 3591686667, 7183373334, 10775060001, 21550120002]

約数ペア:

[(1, 21550120002), (2, 10775060001), (3, 7183373334), (6, 3591686667), (9, 2394457778), (18, 1197228889), (137, 157300146), (274, 78650073), (411, 52433382), (822, 26216691), (1233, 17477794), (1901, 11336202), (2466, 8738897), (3802, 5668101), (4597, 4687866), (5703, 3778734), (9194, 2343933), (11406, 1889367), (13791, 1562622), (17109, 1259578), (27582, 781311), (34218, 629789), (41373, 520874), (82746, 260437)]