21645144

素因数分解:

$2^3\times 3^4\times {\mathrm{33403}}^1$

素因数の和:33421

約数の個数: 40

約数和(自身を含む): 60628260

約数和(自身を除く): 38983116

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 81, 108, 162, 216, 324, 648, 33403, 66806, 100209, 133612, 200418, 267224, 300627, 400836, 601254, 801672, 901881, 1202508, 1803762, 2405016, 2705643, 3607524, 5411286, 7215048, 10822572, 21645144]

約数ペア:

[(1, 21645144), (2, 10822572), (3, 7215048), (4, 5411286), (6, 3607524), (8, 2705643), (9, 2405016), (12, 1803762), (18, 1202508), (24, 901881), (27, 801672), (36, 601254), (54, 400836), (72, 300627), (81, 267224), (108, 200418), (162, 133612), (216, 100209), (324, 66806), (648, 33403)]