21083340

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{9497}}^1$

素因数の和:9546

約数の個数: 48

約数和(自身を含む): 60635232

約数和(自身を除く): 39551892

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 37, 60, 74, 111, 148, 185, 222, 370, 444, 555, 740, 1110, 2220, 9497, 18994, 28491, 37988, 47485, 56982, 94970, 113964, 142455, 189940, 284910, 351389, 569820, 702778, 1054167, 1405556, 1756945, 2108334, 3513890, 4216668, 5270835, 7027780, 10541670, 21083340]

約数ペア:

[(1, 21083340), (2, 10541670), (3, 7027780), (4, 5270835), (5, 4216668), (6, 3513890), (10, 2108334), (12, 1756945), (15, 1405556), (20, 1054167), (30, 702778), (37, 569820), (60, 351389), (74, 284910), (111, 189940), (148, 142455), (185, 113964), (222, 94970), (370, 56982), (444, 47485), (555, 37988), (740, 28491), (1110, 18994), (2220, 9497)]