21403296

素因数分解:

$2^5\times 3^2\times {\mathrm{74317}}^1$

素因数の和:74333

約数の個数: 36

約数和(自身を含む): 60866442

約数和(自身を除く): 39463146

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 96, 144, 288, 74317, 148634, 222951, 297268, 445902, 594536, 668853, 891804, 1189072, 1337706, 1783608, 2378144, 2675412, 3567216, 5350824, 7134432, 10701648, 21403296]

約数ペア:

[(1, 21403296), (2, 10701648), (3, 7134432), (4, 5350824), (6, 3567216), (8, 2675412), (9, 2378144), (12, 1783608), (16, 1337706), (18, 1189072), (24, 891804), (32, 668853), (36, 594536), (48, 445902), (72, 297268), (96, 222951), (144, 148634), (288, 74317)]