2021445412

素因数分解:

$2^2\times 7^2\times {\mathrm{83}}^1\times {\mathrm{137}}^1\times {\mathrm{907}}^1$

素因数の和:1145

約数の個数: 72

約数和(自身を含む): 4199688864

約数和(自身を除く): 2178243452

約数列:

[1, 2, 4, 7, 14, 28, 49, 83, 98, 137, 166, 196, 274, 332, 548, 581, 907, 959, 1162, 1814, 1918, 2324, 3628, 3836, 4067, 6349, 6713, 8134, 11371, 12698, 13426, 16268, 22742, 25396, 26852, 44443, 45484, 75281, 79597, 88886, 124259, 150562, 159194, 177772, 248518, 301124, 318388, 497036, 526967, 557179, 869813, 1053934, 1114358, 1739626, 2107868, 2228716, 3479252, 3688769, 6088691, 7377538, 10313497, 12177382, 14755076, 20626994, 24354764, 41253988, 72194479, 144388958, 288777916, 505361353, 1010722706, 2021445412]

約数ペア:

[(1, 2021445412), (2, 1010722706), (4, 505361353), (7, 288777916), (14, 144388958), (28, 72194479), (49, 41253988), (83, 24354764), (98, 20626994), (137, 14755076), (166, 12177382), (196, 10313497), (274, 7377538), (332, 6088691), (548, 3688769), (581, 3479252), (907, 2228716), (959, 2107868), (1162, 1739626), (1814, 1114358), (1918, 1053934), (2324, 869813), (3628, 557179), (3836, 526967), (4067, 497036), (6349, 318388), (6713, 301124), (8134, 248518), (11371, 177772), (12698, 159194), (13426, 150562), (16268, 124259), (22742, 88886), (25396, 79597), (26852, 75281), (44443, 45484)]