21017928

素因数分解:

$2^3\times 3^1\times {\mathrm{547}}^1\times {\mathrm{1601}}^1$

素因数の和:2157

約数の個数: 32

約数和(自身を含む): 52673760

約数和(自身を除く): 31655832

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 547, 1094, 1601, 1641, 2188, 3202, 3282, 4376, 4803, 6404, 6564, 9606, 12808, 13128, 19212, 38424, 875747, 1751494, 2627241, 3502988, 5254482, 7005976, 10508964, 21017928]

約数ペア:

[(1, 21017928), (2, 10508964), (3, 7005976), (4, 5254482), (6, 3502988), (8, 2627241), (12, 1751494), (24, 875747), (547, 38424), (1094, 19212), (1601, 13128), (1641, 12808), (2188, 9606), (3202, 6564), (3282, 6404), (4376, 4803)]