21087610083

素因数分解:

$3^2\times {\mathrm{67}}^1\times {\mathrm{73}}^1\times {\mathrm{163}}^1\times {\mathrm{2939}}^1$

素因数の和:3248

約数の個数: 48

約数和(自身を含む): 31540978560

約数和(自身を除く): 10453368477

約数列:

[1, 3, 9, 67, 73, 163, 201, 219, 489, 603, 657, 1467, 2939, 4891, 8817, 10921, 11899, 14673, 26451, 32763, 35697, 44019, 98289, 107091, 196913, 214547, 479057, 590739, 643641, 797233, 1437171, 1772217, 1930923, 2391699, 4311513, 7175097, 14374649, 32096819, 34971161, 43123947, 96290457, 104913483, 129371841, 288871371, 314740449, 2343067787, 7029203361, 21087610083]

約数ペア:

[(1, 21087610083), (3, 7029203361), (9, 2343067787), (67, 314740449), (73, 288871371), (163, 129371841), (201, 104913483), (219, 96290457), (489, 43123947), (603, 34971161), (657, 32096819), (1467, 14374649), (2939, 7175097), (4891, 4311513), (8817, 2391699), (10921, 1930923), (11899, 1772217), (14673, 1437171), (26451, 797233), (32763, 643641), (35697, 590739), (44019, 479057), (98289, 214547), (107091, 196913)]