21490194

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{83}}^1\times {\mathrm{3923}}^1$

素因数の和:4022

約数の個数: 32

約数和(自身を含む): 47464704

約数和(自身を除く): 25974510

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 83, 166, 249, 498, 913, 1826, 2739, 3923, 5478, 7846, 11769, 23538, 43153, 86306, 129459, 258918, 325609, 651218, 976827, 1953654, 3581699, 7163398, 10745097, 21490194]

約数ペア:

[(1, 21490194), (2, 10745097), (3, 7163398), (6, 3581699), (11, 1953654), (22, 976827), (33, 651218), (66, 325609), (83, 258918), (166, 129459), (249, 86306), (498, 43153), (913, 23538), (1826, 11769), (2739, 7846), (3923, 5478)]