21640776

素因数分解:

$2^3\times 3^1\times {\mathrm{631}}^1\times {\mathrm{1429}}^1$

素因数の和:2069

約数の個数: 32

約数和(自身を含む): 54225600

約数和(自身を除く): 32584824

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 631, 1262, 1429, 1893, 2524, 2858, 3786, 4287, 5048, 5716, 7572, 8574, 11432, 15144, 17148, 34296, 901699, 1803398, 2705097, 3606796, 5410194, 7213592, 10820388, 21640776]

約数ペア:

[(1, 21640776), (2, 10820388), (3, 7213592), (4, 5410194), (6, 3606796), (8, 2705097), (12, 1803398), (24, 901699), (631, 34296), (1262, 17148), (1429, 15144), (1893, 11432), (2524, 8574), (2858, 7572), (3786, 5716), (4287, 5048)]