2021535711

素因数分解:

$3^5\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{27823}}^1$

素因数の和:27874

約数の個数: 48

約数和(自身を含む): 3402986496

約数和(自身を除く): 1381450785

約数列:

[1, 3, 9, 13, 23, 27, 39, 69, 81, 117, 207, 243, 299, 351, 621, 897, 1053, 1863, 2691, 3159, 5589, 8073, 24219, 27823, 72657, 83469, 250407, 361699, 639929, 751221, 1085097, 1919787, 2253663, 3255291, 5759361, 6760989, 8319077, 9765873, 17278083, 24957231, 29297619, 51834249, 74871693, 87892857, 155502747, 224615079, 673845237, 2021535711]

約数ペア:

[(1, 2021535711), (3, 673845237), (9, 224615079), (13, 155502747), (23, 87892857), (27, 74871693), (39, 51834249), (69, 29297619), (81, 24957231), (117, 17278083), (207, 9765873), (243, 8319077), (299, 6760989), (351, 5759361), (621, 3255291), (897, 2253663), (1053, 1919787), (1863, 1085097), (2691, 751221), (3159, 639929), (5589, 361699), (8073, 250407), (24219, 83469), (27823, 72657)]