21928842

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{3023}}^1$

素因数の和:3075

約数の個数: 48

約数和(自身を含む): 52835328

約数和(自身を除く): 30906486

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 31, 39, 62, 78, 93, 117, 186, 234, 279, 403, 558, 806, 1209, 2418, 3023, 3627, 6046, 7254, 9069, 18138, 27207, 39299, 54414, 78598, 93713, 117897, 187426, 235794, 281139, 353691, 562278, 707382, 843417, 1218269, 1686834, 2436538, 3654807, 7309614, 10964421, 21928842]

約数ペア:

[(1, 21928842), (2, 10964421), (3, 7309614), (6, 3654807), (9, 2436538), (13, 1686834), (18, 1218269), (26, 843417), (31, 707382), (39, 562278), (62, 353691), (78, 281139), (93, 235794), (117, 187426), (186, 117897), (234, 93713), (279, 78598), (403, 54414), (558, 39299), (806, 27207), (1209, 18138), (2418, 9069), (3023, 7254), (3627, 6046)]