21283158

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{97}}^2$

素因数の和:241

約数の個数: 48

約数和(自身を含む): 47915280

約数和(自身を除く): 26632122

約数列:

[1, 2, 3, 6, 13, 26, 29, 39, 58, 78, 87, 97, 174, 194, 291, 377, 582, 754, 1131, 1261, 2262, 2522, 2813, 3783, 5626, 7566, 8439, 9409, 16878, 18818, 28227, 36569, 56454, 73138, 109707, 122317, 219414, 244634, 272861, 366951, 545722, 733902, 818583, 1637166, 3547193, 7094386, 10641579, 21283158]

約数ペア:

[(1, 21283158), (2, 10641579), (3, 7094386), (6, 3547193), (13, 1637166), (26, 818583), (29, 733902), (39, 545722), (58, 366951), (78, 272861), (87, 244634), (97, 219414), (174, 122317), (194, 109707), (291, 73138), (377, 56454), (582, 36569), (754, 28227), (1131, 18818), (1261, 16878), (2262, 9409), (2522, 8439), (2813, 7566), (3783, 5626)]