21851292

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^1\times {\mathrm{239}}^1\times {\mathrm{401}}^1$

素因数の和:666

約数の個数: 48

約数和(自身を含む): 54028800

約数和(自身を除く): 32177508

約数列:

[1, 2, 3, 4, 6, 12, 19, 38, 57, 76, 114, 228, 239, 401, 478, 717, 802, 956, 1203, 1434, 1604, 2406, 2868, 4541, 4812, 7619, 9082, 13623, 15238, 18164, 22857, 27246, 30476, 45714, 54492, 91428, 95839, 191678, 287517, 383356, 575034, 1150068, 1820941, 3641882, 5462823, 7283764, 10925646, 21851292]

約数ペア:

[(1, 21851292), (2, 10925646), (3, 7283764), (4, 5462823), (6, 3641882), (12, 1820941), (19, 1150068), (38, 575034), (57, 383356), (76, 287517), (114, 191678), (228, 95839), (239, 91428), (401, 54492), (478, 45714), (717, 30476), (802, 27246), (956, 22857), (1203, 18164), (1434, 15238), (1604, 13623), (2406, 9082), (2868, 7619), (4541, 4812)]