21744678

素因数分解:

$2^1\times 3^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{2389}}^1$

素因数の和:2472

約数の個数: 32

約数和(自身を含む): 45773280

約数和(自身を除く): 24028602

約数列:

[1, 2, 3, 6, 37, 41, 74, 82, 111, 123, 222, 246, 1517, 2389, 3034, 4551, 4778, 7167, 9102, 14334, 88393, 97949, 176786, 195898, 265179, 293847, 530358, 587694, 3624113, 7248226, 10872339, 21744678]

約数ペア:

[(1, 21744678), (2, 10872339), (3, 7248226), (6, 3624113), (37, 587694), (41, 530358), (74, 293847), (82, 265179), (111, 195898), (123, 176786), (222, 97949), (246, 88393), (1517, 14334), (2389, 9102), (3034, 7167), (4551, 4778)]